Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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(a) Consider the following system at equilibrium where Kc = 55.6 and H° = -10.4 kJ/mol at 698 K.
H2 (g) + I2 (g) 2 HI (g)
The production of HI (g) is favored by:
Indicate True (T) or False (F) for each of the following:
1. increasing the temperature.
2. decreasing the pressure (by changing the volume).
3. decreasing the volume.
4. adding HI .
5. adding I2 .
(b) Consider the following system at equilibrium where Kc = 5.10×10-6 and H° = 268 kJ/mol at 548 K.
NH4Cl (s) NH3 (g) + HCl (g)
The production of NH3 (g) is favored by:
Indicate True (T) or False (F) for each of the following:
1. decreasing the temperature.
2. decreasing the pressure (by changing the volume).
3. decreasing the volume.
4. adding NH4Cl .
5. removing HCl .
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