Chemistry 0620 · IGCSE · Rate of reaction

Rate of reaction — practice question

An experiment is done to determine the rate of reaction between hydrochloric acid and zinc. $\text{Zn}(s) + 2\text{HCl}(aq) \rightarrow \text{ZnCl}_2(aq) + \text{H}_2(g)$. The results from the experiment are shown. What is the y-axis labelled?

  • Aamount of $\text{ZnCl}_2$ produced
  • Bconcentration of HCl
  • Cmass of Zn reacted
  • Dvolume of $\text{H}_2$ produced

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