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In the following reaction, in which direction, left or right, will the equilibrium shift if the following changes are made?

2NO (g) + H2 (g) ⇌ N2O (g) + H2O (g) + 36 kJ (heat)

N2 O (g) is added
Equilibrium shifts (LEFT / RIGHT)
H2 (g) is added
Equilibrium shifts (LEFT / RIGHT)


Sagot :

Answer:

Shifts to the left.

Shifts to the right.

Explanation:

Based on Le Châtelier's principle, when a change occurs in a system in equilibrium, the system will try to counteract the change that was made.

In the equilibrium:

2NO (g) + H₂ (g) ⇌ N₂O (g) + H₂O (g) + 36 kJ (heat)

If N₂O is added, the equilibrium shifts to the left trying to decrease the concentration of N₂O added.

If H₂ is added, the equilibrium shifts to the right trying to decrease the concentration of H₂ added