Chemistry 5070 · O Level · Reversible reactions and equilibrium

Reversible reactions and equilibrium — practice question

Inside a sealed flask, gases Q and R come to a dynamic equilibrium. $\text{Q}(g) \rightleftharpoons 2\text{R}(g) \qquad \Delta H \text{ is positive}$ Which change would shift the equilibrium to the right?

  • Aadding a catalyst
  • Bdecreasing the temperature
  • Cincreasing the pressure
  • Dincreasing the volume of the flask

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