Analysis
The graph is telling me that the higher the concentration that is used means the less time it takes for the reaction to finish. My prediction was right.
Evaluation
When measuring out the amounts of acid. I tried to be as accurate as possible. But sometimes I put to much acid in and had to pour some back. This could have made it unfair. If I were to do the experiment again I would use larger amounts of acid with bigger strips of magnesium, so it's easier to measure out the components. But I got all the results recorded accurately after a few attempts and they turned out to be fair. I could have used a gas syringe, next time I will.
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