EquilibriumQuest1 - 1/2 H 2(g) + 1/2 I 2(g) HI (g) 6) At...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Chemical Equilibrium Questions 1 1) Write the equilibrium expression for each of the following reactions: a) N 2 (g) + 3 H 2 (g) 2 NH 3 (g) b) 2 H 2 (g) + O 2 (g) 2 H 2 O (g) c) NH 3 (g) + 3 H 2 O (g) NH 4 + (aq) + OH - 2) Now write the equilibrium expressions for the reverse reaction for each of the above reactions. 3) Which of the following two reactions would tend to proceed farthest to completion when they reach equilibrium? a) 2NO (g) + O 2 (g) 2 NO 2 (g) K eq = 3.4 x 10 3 b) 4NH 3 (g) + 5O 2 (g) 4NO (g) + 6H 2 O (g) K eq = 5 x 10 5
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4) Which of the following reactions would tend to proceed farthest to completion when they reach equilibrium? a) 2HBr (g) H 2 (g) + Br 2 (g) K c = 7 x 10 -20 b) Si (s) + O 2 (g) SiO 2 (s) K c = 2 x 10 142 c) C 2 H 4 (g) + H 2 (g) C 2 H 6 (g) K c = 1.2 x 10 19 5) At 500 °K, the equilibrium constant is 155 for H 2 (g) + I 2 (g) 2HI (g) Calculate the equilibrium constant for
Background image of page 2
Background image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 1/2 H 2(g) + 1/2 I 2(g) HI (g) 6) At 697 C, the equilibrium constant is 6.81 for 2SO 2(g) + O 2(g) 2SO 3(g) Calculate the equilibrium constant for 2SO 3(g) 2SO 2(g) + O 2(g) 7) Some ammonia is sealed in a container and allowed to equilibrate at a particular temperature. The reaction is endothermic. 2NH 3(g) N 2(g) + 2H 2(g) In which direction will reaction occur a) if additional ammonia is added to the system? b) if additional hydrogen is added to the system? c) if the volume of the container is decreased? d) if the temperature is decreased? e) if argon is added to the system so that the total pressure in the container increases at constant volume?...
View Full Document

Page1 / 3

EquilibriumQuest1 - 1/2 H 2(g) + 1/2 I 2(g) HI (g) 6) At...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online