# Tutorials Posted by brooklyne

## brooklyne from Univ. de Quebec a Montreal

 Rating (55):A+ Questions Asked: 0 Tutorials Posted: 302, Earned: \$323.48

## brooklyne's Posted Tutorials

Bounty Category Question Tutorial Purchases Date Posted
\$0.50 Mathematics (a) Write equations for cost per day c f tutorial
...equations : see attached.  O...
Jan 15, 2012 at 3:51:36PM
\$0.25 Chemistry write the balanced redox equation for the reaction of aqueous copper(I) and... tutorial
... me know i...
Oct 24, 2011 at 8:23:58PM
\$0.50 Chemistry Calculate the number of moles of molecul tutorial
...Hope th...
Sep. 30, 2011 at 03:49:17AM
\$0.25 Mathematics Basic math tutorial
...you have a...
Sep 15, 2011 at 6:25:12PM
\$0.25 Chemistry an average person weighs 135 lbs. if th 0.0108 (lbs) of selenium --- detailed solution inside
...(lbs) x 0....
Aug 29, 2011 at 7:34:13PM
\$0.25 Chemistry there are about 3.0 L of blood plasma wi 3.09 (kg) --- see detailed solution inside
...L) x 1000 (ml/L) = 3000 (mL) 3000 (mL) x 1.0...
Aug 29, 2011 at 7:25:28PM
\$0.25 Mathematics Word problem 18 source 1 has 30% ; source 2 has 55%; see details inside
...l having 40% hydrocarbons. What are the percentages of hydrocarbons in the two sources? Step 1. Variables Let x = % hydrocarbons in first source Let y = % hydrocarbons in second source Step 2.......
Jun 22, 2011 at 5:22:58PM
\$0.25 Mathematics only for gettutor tutorial
...me know if ...
Jun 04, 2011 at 4:57:00PM
\$1.00 Chemistry How many grams of iron oxide, Fe^2 O^3, tutorial
...d, let me...
May 31, 2011 at 8:05:15PM
\$0.25 Chemistry Organic Chemistry tutorial
...ee attach...
May 24, 2011 at 5:33:13PM
\$2.00 Chemistry Chemistry help 101 please!!! tutorial
..., let me k...
May 11, 2011 at 9:28:36PM
\$1.00 Chemistry Chemistry tutorial
...ttached; l...
May 11, 2011 at 8:18:35PM
\$1.00 Chemistry Chemistry Help! 85 to 86
...see attach...
May 11, 2011 at 8:10:05PM
\$2.00 Chemistry Chemistry Help! 81 to 84
...f you need...
May 11, 2011 at 7:47:52PM
\$2.00 Chemistry Chemistry! Help! question 75 and 76 only (no 77)
... attached for questions 75 and 76. Pl...
May 11, 2011 at 7:04:05PM
\$0.50 Mathematics Summation- Need ASAP tutorial
... helps you. ...
May 04, 2011 at 7:59:36PM
\$2.00 Chemistry Chemistry- Carboxylic acids and Esters tutorial
...ed. Let m...
May 04, 2011 at 5:59:27PM
\$0.50 Chemistry chemistry-properties of Amines tutorial
...e attache...
May 04, 2011 at 5:19:40PM
...Let me kn...
May 03, 2011 at 10:03:40PM
...e know if...
May 03, 2011 at 9:53:41PM
...ee attac...
May 03, 2011 at 9:48:05PM
\$1.50 Mathematics Finding Slope From an Equation tutorial
... you have questions. In simple words, always isolate y (make i...
May 03, 2011 at 8:57:16PM
\$0.25 Chemistry how many seconds are in a week? 604800 seconds in a week (details inside)
...(week) x 7 (day...
May 03, 2011 at 5:41:51PM
... scan. Let m...
May 03, 2011 at 5:36:28PM
\$0.25 Mathematics Complex Number tutorial
...rial (roofer...
May 02, 2011 at 10:23:39PM
\$0.25 Mathematics Squared and Cubed reposting : ROOFING house tutorial
...this...
May 02, 2011 at 9:45:58PM
\$0.25 Mathematics Squared and Cubed roofer problem
...attached ...
May 02, 2011 at 9:34:55PM
\$0.25 Chemistry The concentration of hydronium ions in a Answer: 2.6 x 10^-11 M (details inside)
...[H 3O +] x [OH -] = 1 x 10 -14 M 2 Also : [OH -] = (1 x 10...
May 02, 2011 at 8:10:35PM
\$0.25 Mathematics Squared and Cubed tutorial
...estion right or ...
May 02, 2011 at 8:03:35PM
\$0.25 Mathematics The slope of the tangent line of a curve tutorial
...egrating the slope is doing the a...
Apr 28, 2011 at 9:25:40PM
\$0.25 Mathematics use the definite integral to find the ar tutorial
... know if ...
Apr 28, 2011 at 9:15:19PM
\$0.25 Chemistry What would be the equation for the NaOH tutorial
... + 3 NaOH = C 3H 5(OH) 3 + 3...
Apr 26, 2011 at 6:29:34PM
\$0.25 Mathematics A pharmacist has a 15% acid solution and tutorial
... This will allow their sum to be : x + (50 - x) = 50 ml of volume. Step 2) Write equation system 15% = 0.15 25% = 0.25 21%...
Apr 22, 2011 at 3:22:25PM
\$0.50 Mathematics The correlation between respiratory rate tutorial
...tached tutorial,...
Apr 20, 2011 at 9:44:19PM
\$0.25 Chemistry Chemistry Help, really important tutorial
...resents the number of electron. Hence total electron is found by adding the third digit of each : 2+2+6+2+6 = 18   Step 2) Cation +1 The question says that this...
Apr 20, 2011 at 9:11:00PM
\$0.25 Chemistry density of a gas at room temperature is answer : 51.3 g/mol (see detailed solution inside)
... -1 .K -1 T = temperature in Kelvin D =...
Apr 11, 2011 at 7:58:18PM
\$0.25 Chemistry Which sub-atomic particle has no electri answer : neutron (no electrical charge)
...Proton is charged po...
Apr 11, 2011 at 7:43:53PM
\$0.25 Chemistry How do you get from grams to atoms Atoms = Avogadro x (mass in gram / molar mass in gram per mol)
...s where Avogadro = 6.02 x 10^23 atoms/mol Hence t...
Apr 05, 2011 at 10:01:14PM
\$0.25 Mathematics sin theta=((2) square root 6)/5, tan theta <0 tutorial
...rial you need...
Mar 20, 2011 at 10:19:31PM
\$0.25 Mathematics Exponential equation answer: y = 10^(0.4343x) [see detailed solution inside]
... exponent of a log becomes its coefficient : log y = x log e 3) Put in your calculator "l...
Mar 15, 2011 at 8:40:12PM
\$1.50 Engineering Four Qs for logarithms and series Q19 and Q20
...hed is ...
Mar 15, 2011 at 8:29:10PM
\$1.00 Engineering Four Qs for logarithms and series Q17 and Q18
...for Q17...
Mar 15, 2011 at 8:26:37PM
\$0.25 Mathematics Trigonometric equations and identities Q1 to Q4 (let me know if you want me to work on the rest)
...d is a tutorial...
Mar 14, 2011 at 10:32:03PM
\$0.25 Chemistry concentration of ions tutorial
...nal) = mol / V (final) = 0.018 mol / 0.0800 (L) = 0.22 (mol/L) 3a) initial Ca(2+) ions : mol = C (initial) x V (initial) = 0.50 (mol/L) x 0.030 (L) = 0.015 mol Ca(2+) 3b) final concentration Ca(2+)......
Mar 14, 2011 at 8:28:59PM
\$0.25 Chemistry chemistry problem answer: 6.8 grams ; see step-by-step solution inside
...see step-b...
Feb 26, 2011 at 2:23:23PM
\$0.25 Chemistry microbilolcy these are oxidations (no tutorial inside)
...e to give aldehydes or ket...
Jan 30, 2011 at 3:04:31PM
\$0.25 Chemistry elements ,mixtures and compounds A compound is a molecule that contains at least two different elements, example HNO3.
...ns at least two different elements, example HNO 3. All compounds are molecules but not all molecule...
Jan 29, 2011 at 1:27:08PM
\$0.25 Chemistry Chemistry College answer: 12.2 kJ (see detailed solution inside)
.... For water, it is 6.02 kJ/mol.   Your question : How much energy, in kJ, is needed to melt 36.5 g of water at...
Jan 27, 2011 at 9:01:14PM
\$0.25 Mathematics 1. Identifica si el par ordenado es una solución al sistema dado. a) 4x – 3y =... tutorial
...na soluciÃ³n al sistema Â  b) (-4, -3) : x = -4 ; y = -3 Â  2x â€“ 3y ...
Jan 26, 2011 at 11:07:09PM
\$0.25 Chemistry LABEL THE EARTHS CRUST earth crust
...you. Let me kn...
Jan 26, 2011 at 10:56:18PM
\$0.25 Chemistry preparing chemistry solutions tutorial
...ched. Let...
Jan 26, 2011 at 7:49:27PM
\$0.25 Biology a skeletal system in an animals body is needed for answer: locomotion
... humans, locomotion (the ability to move from one plac...
Jan 18, 2011 at 6:33:35PM
\$0.25 Mathematics fraction eqivalent to 0.625? answer : 5/8 (details inside)
...thousandth. 0.625 = 625 / 1000   Step 2. After you divide ...
Jan 14, 2011 at 10:00:00PM
\$0.25 Mathematics you have two summer jobs. in the first h 9 hours at second job (detailed solution inside)
... per week. how many hours must your work at the second job? step 1. First job pay pay = hours x hourly wage pay = 2...
Jan 11, 2011 at 9:42:40PM
\$0.25 Mathematics whats the anwser to this math problem? 5 answer: 8x+7
...ke terms: 5x...
Jan 09, 2011 at 9:32:08PM
\$0.25 Mathematics whats the anwser to this math problem? 5 5x-3+2x+10+x= 8x +7
...= Combine li...
Jan 09, 2011 at 9:30:30PM
\$0.25 Chemistry convert 5.20 x 10^24 molecules of H2O2 i Answer : 294 g of H2O2 (detailed solution inside)
...23 (molecules per mol) = 8.64 moles Step 2. Molar mass of H2O2 Use periodic tabl...
Jan 09, 2011 at 8:04:15PM
\$0.25 Chemistry how many molecules are there in .45 mol Answer : 2.7E23 molecules (detailed solution inside)
... Then 0.45 mol would contain : 0.45 mol x 6.0...
Jan 09, 2011 at 7:59:32PM
\$0.25 Biology need help tutorial: endocrine glands, hormones, and functions
... you complete your assignment. Let me...
Jan 05, 2011 at 9:52:06PM
\$0.25 Chemistry ___K(s) + ___H2O(l) ___KOH(aq) + H2(g) What are the products in this... 2K(s) + 2H2O(l) = 2KOH(aq) + H2(g) where products are KOH and H2
...at is not balanced? In the equation ___K(s) + ___H2O(l) = ___KOH(aq) + H2(g) we see that H is not balanced, let's balance H by putt...
Jan 04, 2011 at 9:53:08PM
\$0.25 Chemistry ___K(s) + ___H2O(l) ___KOH(aq) + H2(g) What are the products in this... 2K(s) + 2H2O(l) = 2KOH(aq) + H2(g) where products are KOH and H2
...itial equation, what is not balanced? In the equation ___K(s) + ___H2O(l) = ___KOH(aq) + H2(g) we see that H is not balanced, let...
Jan 04, 2011 at 9:52:26PM
...OH group that may ester...
Dec 31, 2010 at 1:35:12PM
...oxynaphthalen-2-yl)propanoic acid. Chromophore is any conjugated system, i...
Dec. 31, 2010 at 11:25:19AM
\$3.50 Chemistry Tutor for Chemistry Specific Heat Specific heat report
... stuff. This should have no m...
Dec 27, 2010 at 11:02:59PM
\$0.25 Chemistry Stoichimetry answer: 42.74g of CO (6-step detailed solution inside)
...nswer: 42.74g of...
Dec. 27, 2010 at 11:52:47AM
\$0.25 Business help me know the exact source of this book I sent you a message (do not pay for this question)
...nt you a m...
Dec. 26, 2010 at 04:31:58AM
\$0.25 Communications Technical Writting answers and tutorial
...ical writing. objective because it's a fact c. The patient seemed angry, probably because of something that happened on the way to the office. subjective because it's an opinion d. The temperature......
Dec. 26, 2010 at 02:00:28AM
\$0.25 Mathematics Simlify Radical Algebra Expressions tutorials
... att...
Dec. 23, 2010 at 11:49:47AM
\$0.25 Mathematics Please help with word problem Ages : rita is 38, lenny is 19, and tony is 15. (solution inside)
... age is 20, then this is twice the age of lenny, so lenny is 20/2 = 10. In other words, if Rita's age is x, then lenny's age is x/2. Lenny is 4 years older than Tony. Continuing w...
Dec 22, 2010 at 12:32:56PM
\$0.25 Mathematics if x>2, then xsquare minus x minus6/x sq answer : > -5 (details inside)
...wer : ...
Dec. 22, 2010 at 11:15:38AM
\$0.25 Mathematics Find derivative of 3ln(t)/t^5 and derivative of sin (5x^4+ 2x) detailed solution to derivative exercises
...vative...
Dec. 21, 2010 at 09:49:34AM
\$0.25 Mathematics Help with business formula r = I - sqrt(A/Ao) [see details inside]
.../Ao=(l-r) 2 ...
Dec 19, 2010 at 7:22:53PM
\$0.25 Mathematics help me set up this problem to graph it. inequality graphing
...STep 2. Graphing the inequality y This is easier than it seems. Just look at your graph at step 1, choose one point that is NOT on ...
Dec 17, 2010 at 6:21:19PM
\$0.25 Mathematics algebra word problem After 40 mins. (details inside)
...both providers' cost to equal: set "verizon cost" = "att cost" 30 + 0.39x = 25.99 + 0.49x Solve for x : 4.01 = 0.1x 40.1 = x This means that after talking 40 minutes, then we will pay the same......
Dec 16, 2010 at 10:32:31PM
\$0.25 Mathematics Please show me how to figure this out. x = 0 and x = -2 (details inside)
...ctorable, so we get : (2x) (x+2) (x 2 - 2x + 4) = 0 Step 3. Let's zero each of the factor and...
Dec 16, 2010 at 10:11:00PM
\$0.25 Mathematics Please show me how to figure this out. x = 0 and x = -2 (details inside)
...ep 2. The term (x 3 + 8) is a sum of cube and is factorable, so we get : (2x) (x+2) (x 2 - 2x ...
Dec 16, 2010 at 10:09:45PM
\$1.50 Mathematics Help with College Algebra precal tutorial
...al a...
Dec 16, 2010 at 9:55:03PM
\$0.25 Mathematics How many 5/8 can go into 22 1/4? 35.6 times (or 178/5) --- see details inside
... times (o...
Dec 16, 2010 at 12:57:43PM
\$0.25 Chemistry which of the following is not a physical change a)hammering a spike through a... c is the answer
...l properties change, but the matter retains its identityâ€”its composition. On the other hand, changes that al...
Dec 16, 2010 at 12:48:57PM
...e at...
Dec 16, 2010 at 12:33:00PM
\$1.00 Mathematics Cosine graph? cosine tutorial
...osine...
Dec. 16, 2010 at 12:01:36AM
\$1.00 Mathematics Cosine graphing?? cosine tutorial
Dec 15, 2010 at 11:28:23PM
\$0.25 Mathematics Algebra/Geometry Help! geometry tutorial
Dec 15, 2010 at 10:17:29PM
\$0.25 Mathematics Algebra Question domain : [-1.41 , 1.41] ---see details inside
...sin cancel each other , so let's do sin on both sides : sin f(x) = sin arc sin (x2-1) since sin and arc sin cancel each other we get : sin f(x) = ...
Dec 15, 2010 at 3:49:43PM
\$0.25 General-Questions i need help with this math homework answer is c (details inside)
... 4 weeks, a number of hours ranging from 32 hours to 48 hours. Hence we will eliminate the answers that say "exactly" because there is no "exact" answer, but a "range" of answer. This means...
Dec 14, 2010 at 10:06:41PM
\$0.25 Biology closely stacked,flattened sacs(plants only) Golgi body
...e plates stacked one on top of the other. This organe...
Dec 14, 2010 at 9:28:12PM
\$0.25 Biology NEED HELP brief slide on lysosomes
...lide on lysosom...
Dec 14, 2010 at 8:02:34PM
\$0.25 Mathematics Help me write this equation in point-slope form. y - 8 = -2 (x + 1) (details inside)
...the ordered pair is (-1,8). The equation form is y-y1=m(x-x1). Answer : slope = -2 = m  ...
Dec 14, 2010 at 7:25:32PM
\$0.25 Mathematics The area of the wall you are going to pa height = 10 ft and width = 5 ft ; details inside
... a rectangleâ€™s area. area of a rectangle = width * height 3. Substitute the values from step 1 and the original problem into the area formula. area of a rectangle = width * height area of a......
Dec 14, 2010 at 7:12:46PM
\$0.25 Mathematics I need help proving this math problem: s proof
...see tuto...
Dec 14, 2010 at 5:13:35PM
\$0.25 Mathematics Help to find the function rule for this y = -2 x + 54
...atta...
Dec 13, 2010 at 9:42:44PM
\$0.25 Physics A force of 20N is directed at an angle o vector
...For vectors, we add the x and y components. Setp 2. Force of 20 N at angle of 60 degrees: x - component is 20xcos(60) = 10N ...
Dec 13, 2010 at 12:10:24PM
\$0.25 Mathematics how many cups are in 2 gallons 32 cups = 2 US gallons
... / 0.0625 = 32 cups cups ...
Dec. 13, 2010 at 11:56:45AM
\$0.25 Mathematics how many cups are in 2 gallons 32 cups = 2 US gallons
...s cups to gallons  : 1 C...
Dec. 13, 2010 at 11:56:17AM
\$0.25 Mathematics how many cups are in 2 gallons 32 cups = 2 US gallons
...s cups to gallons  : 1...
Dec. 13, 2010 at 11:54:18AM
\$0.25 Mathematics Optimization Using Newton's Method answer :( 0.53 , 0.28 ) [solution inside]
...[solutio...
Dec 12, 2010 at 11:10:03PM
\$0.25 Mathematics What is the radius of a cylinder of the radius is 2 inches (details inside)
...inches ...
Dec 12, 2010 at 11:03:48PM
\$0.25 Mathematics word problem sides are 500, 900, and 1000 feet. (details inside)
...e 500, 900...
Dec 12, 2010 at 10:31:14PM
\$0.25 Mathematics Secant graph? secant tutorial attached
...tori...
Dec 12, 2010 at 10:25:44PM
\$0.25 Mathematics Cotangent graph? cotangent tutorial attached
...cotan...
Dec 12, 2010 at 10:24:38PM
\$0.25 Mathematics Secant graph? secant tutorial attached
...ched ...
Dec 12, 2010 at 10:11:06PM
\$0.25 Mathematics Cotangent graph? cotangent tutorial attached
...hed for...
Dec 12, 2010 at 9:54:49PM
\$0.25 Mathematics Help me understand this math problem: Fi downward parabola, equation : x^2 = -8(y-2)
...us (0,0) which means at the origin, and the directrix is at y=4 which is a horizontal. If directrix is horizontal, them parabola is always "up/downward". Note that...
Dec 12, 2010 at 8:02:59PM
\$0.25 Mathematics translating sentences into equations answers: 110 and 190 dollars (details inside)
...he time in hours C (n) is the cost in dollars   1....
Dec 12, 2010 at 7:37:59PM
\$0.25 Mathematics Find the point on the graph of f(x) = x^2... answer :( 0.53 , 0.28 ) [solution inside]
...d tu...
Dec 12, 2010 at 4:42:58PM
\$0.25 Mathematics Find the point on the graph... answer :( 0.53 , 0.28 ) [solution inside]
...tach...
Dec 12, 2010 at 4:41:45PM
\$5.00 Mathematics Math 209 Problems tutorial to exercises
... att...
Dec 12, 2010 at 3:07:33PM
\$0.25 Mathematics Please respond as soon as possible i really need help. I can help u understand prepare, but wont sell the exam like math_tutor did. Dont do that. (no tutorial in this post)
... math_tutor did. Dont d...
Dec 12, 2010 at 12:27:23PM
\$0.25 Mathematics The width of a rectangle is 40% 15 m x 6 m (see solution inside)
...15 m x...
Dec. 12, 2010 at 09:45:39AM
\$0.25 General-Questions Does anyone know how to issue a refund to someone? dont pay for that! go to http://studentoffortune.com/cgi/contact then select other -other, write them an email, easy!
...n't pay for that! go to...
Dec. 12, 2010 at 12:02:16AM
\$0.50 Mathematics MTH 209 - Exercies Problem negative exponents are made positive by flipping fraction upside-down
...ositive by flippin...
Dec 11, 2010 at 11:20:03PM
\$2.00 Mathematics which one should I chose Option 1 would make us richer. See attached.
...ters are too small, ...
Dec 11, 2010 at 12:58:36PM
\$0.25 Chemistry Explain the effect of temperature on reaction rate using the Maxwell-Boltzmann... Reaction rate increases with temperature, and rate roughly doubles for every 10 degrees rise in temperature. See attach.
...bles for every 10 degree...
Dec 11, 2010 at 12:28:09PM
\$2.00 Mathematics which one should I chose II Option 1 would make us richer. See attached.
...r. See attached. If ...
Dec 11, 2010 at 12:15:43PM
\$0.25 Mathematics How to solve or expand logarithmic equations. dont expand, collapse the logs instead, answer : x = 2 (solution inside)
...he logs, collap...
Dec 10, 2010 at 8:31:02PM
\$3.00 Mathematics MTH 209 - Exercises factoring solutions
...factori...
Dec 10, 2010 at 4:28:24PM
\$0.25 Mathematics Help Math one question please and thanks profit
...for you...
Dec 10, 2010 at 4:05:11PM
\$0.25 Mathematics solve number can be either 7 or -8. (solution inside)
...= 0 step 5. solve by factoring : (x-7)(x+8) = 0 step 6. zero each factor : x - 7 =...
Dec 10, 2010 at 3:23:28PM
\$2.00 Chemistry For each pair of compounds, pick the one vapor pressure
...than CH3OH (contains hydrogen bond). In general, compounds with hi...
Dec 09, 2010 at 5:16:46PM
\$2.00 Chemistry This reaction is first order in N2O5: N2 first order
...ate = k [N2O5] rate =...
Dec 09, 2010 at 4:59:19PM
\$2.00 Chemistry A reaction on which A, B, and C react to rate law
...[C] 2  then it is independent of [A] , which means if concentration of A is...
Dec 09, 2010 at 4:55:51PM
\$0.25 Chemistry 62.An experiment shows that a 113-mL ga molar mass of unknown
...known ...
Dec. 09, 2010 at 11:15:11AM
\$2.00 Chemistry An ethylene glycol solution contains 21. ethylene glycol
...or exerc...
Dec. 09, 2010 at 11:09:11AM
\$2.00 Chemistry You can purchase hydrochloric acid in a HCl prep
...see ...
Dec. 09, 2010 at 10:47:39AM
\$0.25 Chemistry Ammonium nitrate decomposes explosively 2250 liters of gas (solution inside)
...f gas (...
Dec 08, 2010 at 11:54:49PM
\$0.25 Chemistry Lithium reacts with nitrogen gas accordi 0.109 g lithium (solution inside)
...ium (s...
Dec 08, 2010 at 11:44:47PM
\$0.25 Chemistry Oxygen gas reacts with powdered aluminum 35.1 liters (solution inside)
...35.1 ...
Dec 08, 2010 at 11:34:06PM
\$0.25 Chemistry A syringe containing 1.55 mL of oxygen g 1.15 ml (solution inside)
...oluti...
Dec 08, 2010 at 11:15:55PM
\$0.25 Chemistry A sample of N2O gas has a density of 2. 1204 mmHg (solution inside)
...lutio...
Dec 08, 2010 at 11:11:21PM
\$0.25 Chemistry What is the volume occupied by 12.5g of a) 7.88 liters ; b) yes, volume would be different (details inside)
...s, volume wou...
Dec 08, 2010 at 11:04:54PM
\$0.25 Chemistry The pressure on top of Mt. Everest avera 235 torr ; 9.25 in Hg ; 0.309 atm (detailed solution inside)
...ng and dividing properly : a) 235 (mmHg) x 760 (torr) / 760 (mmHg) = 235 torr c) 235 (mmHg)...
Dec 08, 2010 at 10:42:15PM
\$0.25 Chemistry A sample of gas has and initial volume o P2 = 1.65 atm (solution inside)
... 2 = P1V1/V2 P 2 = (1.22 atm)(13.9L)/(10.3L)...
Dec 08, 2010 at 10:33:18PM
\$0.25 Mathematics please solve these for me ln log
... ln ex...
Dec 08, 2010 at 10:20:19PM
\$2.00 Chemistry what happends to the electrons in a molecular compound> molecular = covalent = electron sharing
...n that act between the nuclei and electrons of two or more atoms. Unlike ionic bonding, in which electrons behave as if they are transferred from one atom to another, covalent bonding involves the......
Dec 08, 2010 at 9:32:25PM
\$1.00 Chemistry Explain what is required to create a buf solution to buffer preparation
...u a annex NOT authored by myself, titled "desired pH", but which I think explains the concept quite well. The first attachment, tit...
Dec. 08, 2010 at 11:04:27AM
\$0.25 Chemistry A 1.00L volume of buffer is made with co solution to buffer exercise
... attached...
Dec. 08, 2010 at 09:43:44AM
\$2.00 Chemistry Given 0.300 L of a buffer solution that detailed solution to buffer exercise
... if you h...
Dec. 08, 2010 at 09:24:15AM
\$1.00 Chemistry Given 0.300 L of a buffer solution that detailed solution to buffer exercise
...et me know if you have...
Dec. 08, 2010 at 09:22:40AM
\$1.00 Chemistry The much abused drug cocaine is an alkal Kb = 2.64 x 10^(-6) ---- see solution inside
... x 10^(-6...
Dec. 08, 2010 at 01:34:19AM
\$2.00 Chemistry Acetylsalicylic Acid, HC9H704, is the ac pH = 2.65 (solutions inside)
... = 2....
Dec. 08, 2010 at 01:00:54AM
\$0.25 Chemistry The much abused drug cocaine is an alkal Kb = 2.64 x 10^(-6) ---- see solution inside
...  ---- se...
Dec. 08, 2010 at 12:39:54AM
\$0.25 Chemistry If 535 mL of gaseous HCl at 26.5 C and 7 pH = 1.42 (solution inside)
... of the solu...
Dec. 08, 2010 at 12:07:14AM
\$2.00 Biology where in the cell does aerobic respiration take place? in the mitochondria
...P.   How does anaerobic respiration differ from aerobic respiration? Anaerobic respir...
Dec 07, 2010 at 11:20:50PM
\$0.25 Mathematics How do you solve the equation 6x=4x+36 x = 18 (solutions inside)
...ere we can subtract 4x from both si...
Dec 07, 2010 at 9:48:28PM
\$0.25 Chemistry 10q+15n=49 solve for q q = (49-15n)/10
...tract it from both sides 10q + 15n - 15n = 49 - 15n 10q...
Dec 07, 2010 at 9:44:44PM
\$0.25 Chemistry Need help balanced equations
...stion on how to do any of them, let me know and I can clarify. Othe...
Dec 07, 2010 at 9:41:29PM
\$0.50 Chemistry when calcium carbonate is heated it deco 2.99 liters (solution inside)
...s, mol, temperature, an...
Dec 07, 2010 at 6:12:05PM
... I did it for all ...
Dec 07, 2010 at 5:57:50PM
\$0.25 Mathematics add 3 + 4 = 7 (dont pay for that!!)
... pay f...
Dec. 07, 2010 at 08:41:01AM
...re for part B. Let me know if ...
Dec 06, 2010 at 9:51:14PM
\$1.50 Mathematics TRIGONOMETRY HOMEWORK questions 11, 12, and 13
...ve time to fin...
Dec 06, 2010 at 4:06:41PM
\$1.00 Mathematics Trigonometry trig homework with detailed solutions
...e numbe...
Dec 06, 2010 at 3:05:12PM
\$2.00 Mathematics whats the inequality of d-5>-7 answer: d>-2 (details inside)
... the fives on ...
Dec 05, 2010 at 10:31:35PM
\$0.25 Mathematics I need help with one algebra problem abo the first function is best (detail inside)
... list of possibilities.   Second, if you plug in the point (2,0), you see that both the second and fourth choices will need to be eliminated, because when x = 2 , then only the first function gives......
Dec 05, 2010 at 10:25:58PM
\$2.00 Chemistry Psuedoephedrine hydrochloride C10H6CINO is a nasal decongestant that used to be... 9.43 x 10^19 molecules (solution inside)
...Step 1. Find molar mass of C10H6ClNO. Use periodic table : 10x(mass of C) + 6x(mass of H) + (mass of N) + (mass ...
Dec 04, 2010 at 2:32:40PM
\$2.00 Chemistry finding molecules 5.59 x 10^19 molecules (solution inside)
...ol) mole = 9.28 E -5 (keep 3 significant figures)   Step 3. Find molecules using Avogadro...
Dec 04, 2010 at 2:25:36PM
\$2.00 Mathematics 5^(-2)=1/25 convert to log form LOG5(1/25)= -2 (just set it as log base [result] = exponent)
...sult) = exp...
Dec 04, 2010 at 12:37:04PM
\$0.25 Mathematics Maximum Height equation answer: 3.125 seconds (two solutions included)
...see attached for...
Dec. 04, 2010 at 09:25:34AM
\$2.00 General-Questions simplify answer: 24 (solution inside)
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Dec. 04, 2010 at 12:29:54AM
\$2.00 Mathematics I need help with my Business Calc HW calculus tutorial -- solution to all questions
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Dec 03, 2010 at 11:43:05PM
\$2.00 Mathematics Business Calculus help calculus tutorial -- solution to all questions
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Dec 03, 2010 at 11:17:36PM
\$0.25 Mathematics Help me understand this problem V = (0.5)(pi)(k)(R^4) -- solution inside
...0.5pi.k)...
Dec 03, 2010 at 5:44:11PM
...hiles) with anhydride (electrophile). But if we stretch the question, then sodium acetate could r...
Dec 02, 2010 at 2:53:18PM
\$2.00 Chemistry In the lab, you mesure the volume of a l % error
...5 mL".   Then the error is : error = absolute value of (mea...
Dec 02, 2010 at 2:39:46PM
\$2.00 Chemistry chemistry laboratory questions?? Questions 1, 2, and 4 (Q3 is too ambiguous)
...was ambiguous....
Dec 02, 2010 at 1:49:22PM
... x = 0 into the equation, we get : ax 2 + bx + c a(0) 2 + b(0) + c 0 + 0 + c = c This means, when x = 0 (y-intercept), there can ...
Dec 02, 2010 at 12:09:23PM
\$25.00 Mathematics For brooklyne only functions - tutorial
... as an imag...
Dec. 02, 2010 at 02:43:20AM
\$2.00 Mathematics i need assistance with this word problem questions B C (A is ambiguous) -- I used derivatives (not sure if you learnt that yet in school?)
...ly want the area of the garden to be 9450 square feet , what will the dimensions need to be?  what will the perimeter be? 300W - 2W 2 = area 300W - 2W 2 = 9450 - 2W 2 + 300W - 9450 = 0 Step 4.......
Dec 01, 2010 at 11:34:10PM
\$0.50 Mathematics Need helping finding (f o g)(x) and (g o f) f o g and g o f
... all real numbers except x = 6 2. f(x)=4x 2+2x+8 and g(x)=x+5 2a) (f o g)(x) means "f" after "g" so it means we do "g" first Step 1. We start with g(x) = x+5 Step 2. We do (f o g) by plugging "x+5"......
Dec 01, 2010 at 10:49:52PM
\$2.00 Biology What kind of work does an Molecular Biologist do molecular biologist
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Dec 01, 2010 at 10:06:11PM
\$2.00 Chemistry CHEMISTRY 8.7E24 atoms O ( solution inside)
...les (NH 4) 3PO 4 will contain 3.6x4 = 14.4 moles ...
Dec 01, 2010 at 2:52:53PM
\$2.00 Chemistry chemistry atoms and avogadros number
...attached tutorial. Whe...
Dec 01, 2010 at 2:48:08PM
\$2.00 Mathematics an algebra word problem tha I could use some help with 8000 in MM and 16000 in CD (solution inside)
...est 8000 in M...
Dec 01, 2010 at 1:24:59PM
\$2.00 Mathematics convert each of the angle measures from degree to radian
...ian values. For 90 degrees, we have 90 x (pi/180) = pi/2 radians For -15 deg...
Dec. 01, 2010 at 09:33:07AM
\$2.00 Chemistry bonds dispersion forces vs hydrogen bonds
...rsion forces form between non-polar molecules. They cause molecules t...
Nov 30, 2010 at 10:42:22PM
\$2.00 Mathematics h(x)=35+7x, k(x)=x-5, what is h(k(4))? answer = 28 ; solution inside
...: plug x = 4 in k(x) k(x) = x - 5 = 4 - 5 = ...
Nov 30, 2010 at 9:59:57PM
...towards water, so is hydrated to a greater extent than ketones.   The electronic effect of the substituent. Alkyl groups are weakly electron donating so they make the C i...
Nov 30, 2010 at 1:20:30PM
\$2.00 Mathematics 119 is 34% of what number number is 350 (solution inside)
...= 0.34x Step 2. Solve : Di...
Nov 30, 2010 at 12:33:05PM
\$2.00 Mathematics The product of two consecutive odd integ integers are -3 and -1 ; see detailed solution inside
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Nov. 30, 2010 at 11:59:10AM
\$2.00 Mathematics algebra factoring x = -2 and x = 3.5 (see solution inside)
...Step 1. Distribute x : 2x 2 - 3x = 14 Step 2. Make the equation equal zero by subtracting 14 from both sides : 2x 2 - 3x - 14 = 0...
Nov 29, 2010 at 11:36:59PM
\$2.00 Mathematics algebra factoring height = 7 ft ; solution included
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Nov 29, 2010 at 11:28:30PM
\$2.00 Chemistry solve the following specific gravity problem glucose solution
... solution?   1.02 (g/ml) x 500 (ml) = 51...
Nov 29, 2010 at 11:21:19PM
\$2.00 Chemistry solve the following specific gravity problems unit conversion - solutions
...s at 55 miles per hour and gets 11 kilometers per liter of gasoline. How many gallons of gasoline are needed for a 3.0 hour trip? 55...
Nov 29, 2010 at 11:19:11PM
Nov 29, 2010 at 8:47:56PM
\$5.00 Chemistry CHEMISTRY EXPERTS: Need help with acids/bases edited version
Nov 29, 2010 at 3:41:06PM
\$2.00 Mathematics Non Functions non-function
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Nov 29, 2010 at 12:38:43PM
\$2.00 Mathematics 200,000,000,000,000 200 000 000 000 000 = 2E14
... 000 would become 2E14. ...
Nov 29, 2010 at 12:06:01PM
\$2.00 Mathematics what is 517,000 in scientific notation? 517 000 = 5.17E5
...000 is giv...
Nov. 29, 2010 at 11:57:58AM
\$2.00 Mathematics A turkey was flying for six hours at an The turkey flew at 8 km/h during the last four hours of its trip.
...ring the first two hours of the trip is 22 km. Step 3. The distance flewn during the remainder of the trip (last four hours) would be 54-22 = 32 km. Step 4. h...
Nov 28, 2010 at 9:28:11PM
\$2.00 Mathematics how many pounds of candy selling for \$ 1 3 pounds of candy (for \$1.75 a pound)
...e: 3.84 = 1.28x Divide by 1.28 on both sides, and you get x = 3.   The answer: we need...
Nov 28, 2010 at 9:18:45PM
\$2.00 Education If a car can go 2/3 mile on a gallon of 3.33 miles
...x 5 (gallons...
Nov 28, 2010 at 5:22:04PM
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Nov 27, 2010 at 9:58:00PM
\$2.00 Chemistry CHEMISTRY EXPERTS: Buffers! ratios in buffer and Henderson-Hasselbalch
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Nov 25, 2010 at 10:43:41PM
\$2.00 Astronomy how much force do you have to exert on a force=mass x acceleration
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Nov 25, 2010 at 12:01:47PM
\$2.00 Chemistry Reactant formula and product SKW balanced equation dichromate with sulfite in acid
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Nov 24, 2010 at 10:36:21PM
\$2.00 Mathematics Factor with repeated use of the diff of squares formula difference of squares - apply the rule twice
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Nov 24, 2010 at 1:47:37PM
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Nov 24, 2010 at 1:22:02PM
\$2.00 Mathematics Scientific notation standard: 0.00042 ; scientific: 4.2x10^- 4
... ;  scie...
Nov 21, 2010 at 6:00:25PM
\$5.00 Biology need help asap on biology unit 2 IP Part 1 - table of comparison
... a process that produces energy for a cell, and it is the opposite of pho...
Nov 21, 2010 at 3:27:15PM
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Nov 20, 2010 at 9:44:35PM
\$2.00 Physics A thin ring of mass 5 kg and radius 20 cm... momentum
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Nov 20, 2010 at 8:34:06PM
\$2.00 Mathematics Solving by elimination x+y=-7x-y=5 elimination steps
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Nov 20, 2010 at 6:26:56PM
\$2.00 Mathematics math homework priority of operations
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Nov. 19, 2010 at 09:54:47AM
\$2.00 Mathematics How would you solve an inequalities that inequality
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Nov. 19, 2010 at 09:31:58AM
\$2.00 Chemistry chemistry need a lewis structure lewis structure
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Nov 18, 2010 at 10:08:49PM
\$2.00 Chemistry MOLES 141 g of CO2
... for CO2, we add C + O + O , and we get 44.01 g...
Nov 18, 2010 at 9:57:50PM
\$2.00 Chemistry adyl chem assignment precipitation of copper
...(aq) = CuCO3(s) + Na2SO4(aq). The reaction shows that the ratio of copper to Na2CO3...
Nov 18, 2010 at 9:41:52PM
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Nov. 17, 2010 at 11:41:19AM
\$2.00 Chemistry CHEMISTRY EXPERTS: Need help with acids/bases Questions 5 and 6
...d, base, or salt, and from there, you can tell w...
Nov. 17, 2010 at 11:32:56AM
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...ions 3 and 4, y...
Nov 16, 2010 at 11:36:22PM
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...u need to answer questions 1 and 2 in my tutorial. For question 1, the higher Ka, the hi...
Nov 16, 2010 at 10:41:19PM
\$2.00 Chemistry Analysis of Cations Cations present: Ag+,Hg+,NH4+ and anions present: Cl-
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Nov 15, 2010 at 11:13:15PM
\$2.00 Mathematics algebra 1/16 = x
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Nov 15, 2010 at 8:30:59PM
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Nov 15, 2010 at 8:26:06PM
\$1.00 Chemistry chemical bonds chemical bonds
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Nov 15, 2010 at 8:21:40PM
\$2.00 Mathematics On a number line, the coordinates of A, linegraph.doc
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Nov 15, 2010 at 7:29:53PM
\$5.00 Mathematics I need help with the following algebra problems. domain and range
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Nov 15, 2010 at 3:05:09PM
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Nov 15, 2010 at 2:49:00PM
\$10.00 Mathematics Need help for this math assignment... fractions.doc
...s = 186,000 mi/seconds A long distance cell phone call between two cities costs \$5.92 for 16 min. What is the rate in cents per minute? \$5.92 / 16 min = 0.37 \$/min A 2 lb can of coffee......
Nov. 15, 2010 at 12:38:00AM
\$5.00 Mathematics A.On the another coordinate plane, draw coordinate.doc
...d find b. Write the equation in the point-slope form of y = mx + b. Â  Equation: y = 3x + 2 Â  F....
Nov 14, 2010 at 11:34:05PM
\$2.00 Biology what acts as passageways through which o passageways
... to control the movement of materials into and out of the cell. Materials that enter the cell are water, food, and...
Nov 14, 2010 at 9:24:34PM
\$2.00 Chemistry what happens to the bond angles as the n bond angles
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Nov 14, 2010 at 8:04:34PM
\$2.00 Mathematics help with algebra problems math1.doc
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Nov 14, 2010 at 7:58:50PM
... protein buffer in liver worked.  The protein is albumin and it works...
Nov 14, 2010 at 7:41:30PM
\$2.00 Mathematics if you shawn can run 8 4/5 miles in one hour how far can he run at the speed in 2 1/2 hours algebra tutorial
...mi/h   Distance = speed x time   Distance = 8 4/5 mi/h x 2 ½ h ...
Nov 14, 2010 at 5:56:28PM
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...inator and simplify . Â  Solution: ïƒ– (3/11)...
Nov 14, 2010 at 5:42:42PM
\$2.00 Mathematics algebra 2.doc
...t parenthese with right term of right parenthese), then multiply the inside terms (right term of left parenthese with left term of right parenthese), then multip...
Nov 14, 2010 at 5:31:45PM
\$10.00 Chemistry Chemistry lab Molar volume of ideal gas
...tudent: I only kept the Question section to reduce the size of this attachment). My answers are in blue. See attached Word document if any symbols do not show properly in this textbox. Â  Assignment......
Nov 14, 2010 at 2:36:27PM