Question 1
For CO
2(g) + H
2(g)

CO(g) + H
2O(g),
Kc = [CO][H
2]/[CO
2][H
2], if there are 1.43 mols each of CO and H
2O, 0.572 mol H
2 and 4.572 mols CO
2, in a 4.0 L container at equilibrium, what is
Kc?
◦ 0.547
◦ 0.782
◦ 1.28
◦ 0.137
◦ 2.34
Question 2
For the decomposition of ammonium carbamate
NH
4(NH
2CO
2)(s)

2 NH
3(g) + CO
2(g)
Kp = 0.0596 at a certain temperature. A solid sample of ammonium carbamate is introduced into an evacuated container and at equilibrium some solid remains in the container. What is the total pressure in the container?
◦ 0.738 atm
◦ 1.17 atm
◦ 0.930 atm
◦ 0.179 atm
◦ 0.358 atm