HCl (aq)hydrochloric acid HBr (aq)hydrobromic acid HI (aq)hydroiodic acid
CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq)...
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Transcript of CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq)...
![Page 1: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/1.jpg)
CHM114 Final Review
![Page 2: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/2.jpg)
• Calculate standard cell potential of • 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq)• Given standard half cell potential for Cr/Cr3+
is -0.74V and standard half cell potential for Fe/Fe2+ is -0.44V.
![Page 3: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/3.jpg)
• An unknown element has two naturally occurring isotopes. Calculate the average atomic mass in amu.
![Page 4: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/4.jpg)
• Calculate the moles of carbon dioxide in 52.06 grams carbon dioxide.
![Page 5: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/5.jpg)
• Calculate the concentrations of Na+ and SO42- when dissolving 0.500 mol Na2SO4 in 1.33 L water.
![Page 6: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/6.jpg)
• Calculate the amount in grams of NO2 produced by the combustion of 43.9 grams of ammonia.
• 4NH3(g) + 7O2(g) -> 4NO2(g) + 6H2O(g)
![Page 7: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/7.jpg)
• Calculate the grams of H3PO4 in 175mL of 3.5M solution of H3PO4.
![Page 8: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/8.jpg)
• Calculate delta H for the following reaction.
![Page 9: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/9.jpg)
• Calculate the partial pressure of neon in a container of nitrogen gas, argon, helium and neon.
• Given the partial pressure of N2 is 44.0 torr, Ar is 486 torr, He is 218 torr, and the total pressure is 987 torr.
![Page 10: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/10.jpg)
• Determine which has the strongest intermolecular forces.
![Page 11: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/11.jpg)
• Calculate the energy required to convert 50.0g ice at 0 degrees C to liquid water at 22.0 degrees C.
• Given the heat of fusion of water is 6.01kJ/mol, the heat capacity of liquid water is 75.3 J/(molK)
![Page 12: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/12.jpg)
• Calculate the freezing point of 0.055 m aqueous NaNO3.
• Given the molal freezing point depression of water is 1.86 degrees C/m.
![Page 13: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/13.jpg)
• Calculate the average rate of disappearance of A between 10s and 20s in mol/s.
• Assume reaction proceeds A(g) -> B(g)
![Page 14: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/14.jpg)
• Calculate the rate law for the reaction 2A + 3B -> products• Given A is first order and B is second order.
![Page 15: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/15.jpg)
• Calculate the time (minutes) it takes for a concentration to decrease from 0.13M to 0.088M. Given the reaction is first order and the rate constant is 0.33 min-1
![Page 16: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/16.jpg)
• Calculate the minimum temperature for the reaction to be spontaneous under standard conditions.
• C(s) + H2O(g) -> CO(g) + H2(g) • Given the standard delta H = 131.3 kJ/mol and
the standard delta S = 133.6 J/(Kmol) at 298K.
![Page 17: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/17.jpg)
• The molecular geometry of the molecule is __________.
![Page 18: CHM114 Final Review. Calculate standard cell potential of 2Cr(s) + 3Fe2+ (aq) -> 3Fe(s) + 2Cr3+ (aq) Given standard half cell potential for Cr/Cr3+ is.](https://reader035.fdocuments.us/reader035/viewer/2022081420/56649ef15503460f94c03115/html5/thumbnails/18.jpg)
• According to kinetic-molecular theory, if the temperature of a gas is raised from 100 °C to 200 °C, the average kinetic energy of the gas will __________.