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A chemist hypothesizes that mercury oxide (HgO) will undergo a decomposition reaction if it reaches a certain temperature. When the chemist designs his experiment, what should be the only independent variable?

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MissPhiladelphia
Hi, thank you for posting your question here at Brainly.

The independent variable is the variable that you have control of. By changing this variable, the other dependent variables will consequently change. Thus, the independent variable nature of the mercury oxide sample used.

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