Chemistry 0620 · IGCSE · Rate of reaction

Rate of reaction — practice question

Copper(II) carbonate is allowed to react with dilute sulfuric acid. $\text{CuCO}_3(s) + \text{H}_2\text{SO}_4(aq) \rightarrow \text{CuSO}_4(aq) + \text{CO}_2(g) + \text{H}_2\text{O}(l)$. The speed of the reaction may be altered by changing the conditions. Which changes will always make this chemical reaction faster?

  • A1, 3 and 4
  • B1 and 3 only
  • C2 and 3
  • D3 and 4 only

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