Consider the following system at equilibrium.
H2 (g) + I2 (g) ⇌ 2 HI (g) + heat
Which response includes all the following that will shift the equilibrium to the left, and no others?
I) increasing the temperature
II) decreasing the temperature
III) increasing the pressure
IV) decreasing the pressure
V) removing some HI
VI) adding some HI
VII) removing some I2
VIII) adding some I2
1. II, IV, VII, and VIII only
2. I, VI, and VII only
3. I, III, V, and VII only
4. II, V, and VIII only
5. II only
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