Compound X reacts with an acid to form sulfur dioxide gas. A portion of X is put into a flask and acid is then added. The sulfur dioxide given off is collected, and its volume is recorded at different times. The outcomes are shown on a graph. Which statement about this experiment is correct?
- AThe gas can be collected by displacing water from a measuring cylinder.
- BThe mass of the reaction flask and its contents decreases as the reaction proceeds.
- CThe rate of the reaction increases as time increases.
- DThe reaction is still proceeding after eight minutes.