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| Here are the questions in Chemistry » Physical Chemistry. Go get 'em! 1-9 of 9
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| $1.00 |
Answered |
An electron wave making a standing wave
An electron wave making a standing wave in a hydrogen atom has a wavelength of 8.33x10^-11m. If the mass of the electron is 9.11x10^-31kg, what is the velocity of the electron according to the de...
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Dec. 14, 2008 |
| $10.00 |
Unanswered |
What is the pH of 10-5 M Co(ClO4)2 solut
What is the pH of 10-5 M Co(ClO4)2 solution? Check your answer to be certain that Co(OH)2(s) will not precipitate. (Assume no carbonate is present). The following are for the hydroxyl complexes: Log ...
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Dec. 14, 2008 |
| $1.00 |
Answered |
Physical Science
What is the percent by weight of a solution containing 2.19g NaCl in 75g of the solution?
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Dec. 12, 2008 |
| $5.00 |
Unanswered |
3 Thermodynamics Problems - Need immediate help! Price negotiable...
I am having serious issues solving the attached 3 thermodynamics problems. My textbook is pretty useless and haven't had much luck looking online. I am looking for someone to help me get started...
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Dec. 01, 2008 |
| $1.00 |
Unanswered |
An amalgam consisting of 1.152 grams of
An amalgam consisting of 1.152 grams of a unknown metal is dissolved in 100.0 grams of mercury is heated to boiling. The partial vapor pressure of mercury vapor over the boiling mixture is 754.1 Torr...
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Nov. 06, 2008 |
| $2.00 |
Answered |
Physical Cehmistry
Calculate the Go and G at 16 kbar for the conversion of graphite to diamond at 298K. The density of diamond is 3.52 g cm-3 and that of graphite is 2.25 g cm-3 and you may assume the densities are...
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Oct. 31, 2008 |
| $15.00 |
Answered |
Mystery Jars1. The labels have fallen
Mystery Jars 1. The labels have fallen off three jars in the chemistry lab. Jill, Jess, and Juan are each holding a jar. One jar contains a solid, another jar contains a liquid, and the third jar...
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Oct. 30, 2008 |
| $0.25 |
Answered |
Mystery Jars1. The labels have fallen
Mystery Jars 1. The labels have fallen off three jars in the chemistry lab. Jill, Jess, and Juan are each holding a jar. One jar contains a solid, another jar contains a liquid, and the third jar...
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Oct. 30, 2008 |
| $0.25 |
Answered |
True or False
Stereotypes are rarely accurate.
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Oct. 18, 2008 |
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