A student would like to determine how heating a liquid changes its volume. The student hypothesizes that the liquid will increase in volume. The following list shows the steps taken by the student in order to test the hypothesis. Select the liquid to test. Place the liquid in a sealed container. Use a Bunsen burner to heat the liquid by 10°C. Measure the volume of the liquid. Record the results. What is wrong with how the student conducted the investigation?

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