Use the reaction 12(s) = 12(g), AH = 62.4 kJ/mol, AS = 0.145 kJ/(mol-K), for
this question.
W...
Chemistry, 27.06.2021 09:20 Trinhphuongtran
Use the reaction 12(s) = 12(g), AH = 62.4 kJ/mol, AS = 0.145 kJ/(mol-K), for
this question.
What can be said about the reaction at 500 K?
A. Its entropy decreases.
B. It is spontaneous.
C. It proceeds rapidly.
Ο Ο
D. It is exothermic.
Answers: 3
Chemistry, 22.06.2019 12:00
Ageochemist examines a piece of metal that he found in the soil. he performs tests to identify the metal from its density, electrical conductivity, and melting point. which statement best describes his investigation? a. he is determining physical properties that are sufficient to identify the metal.b. he is determining chemical properties that are sufficient to identify the metal.c. he is determining physical properties that are insufficient to identify the metal.d. he is determining chemical properties that are insufficient to identify the metal.
Answers: 3
Chemistry, 22.06.2019 12:20
Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.
Answers: 3
Chemistry, 22.06.2019 13:00
One of the hopes for solving the world's energy problem is to make use of the fusion reaction 21h +31h --> 42he + 10n + energy how much energy is released when 1 mol of deuterium is fused with 1 mol of tritium according to the above reaction? the masses of the atoms and the neutrons are as follows: 21h = 2.0140 amu 31h = 3.01605 amu 42he = 4.002603 amu 10n = 1.008665 amu. the speed of light is 2.9979 x 108 m/s.
Answers: 1
Chemistry, 22.06.2019 16:30
How many grams of mgbr2 are needed to produce 75g or metal?
Answers: 1
History, 27.05.2020 22:08
Mathematics, 27.05.2020 22:08
Mathematics, 27.05.2020 22:08
Mathematics, 27.05.2020 22:08
Biology, 27.05.2020 22:08