An experiment is done to determine the rate of reaction between magnesium and dilute hydrochloric acid under two different conditions. In both experiments, the mass of magnesium and the number of moles of hydrochloric acid are identical. Graphs showing the results are displayed. Which statements might account for the difference between graph 1 and graph 2?
- A1, 2 and 3
- B1 and 2 only
- C1 and 3 only
- D2 and 3 only