16.State the independent variable if you're investigating the effect of pH on the time taken for iodine to remain yellow.
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Solution 1
The independent variable in this investigation would be the pH. This is because you are changing the pH to see how it affects the time taken for iodine to remain yellow. The independent variable is the one that you manipulate or change in an experiment to test its effects on the dependent variable, Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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16.State the independent variable if you're investigating the effect of pH on the time taken for iodine to remain yellow.
20.State a control variable if you're investigating the effect of pH on the time taken for iodine to remain yellow.
18.State a control variable if you're investigating the effect of temperature on the time taken for iodine to remain yellow.
17.State the dependent variable if you're investigating the effect of temperature on the time taken for iodine to remain yellow.
The equation that describes how the dependent variable (y) is related to the independent variable (x) is called