Physics, 10.07.2019 21:10, spearjj

Ascientist wants to perform a controlled experiment to test the effect of rust on chemically treated iron. which action would be most important to perform in a controlled experiment? design an experiment that is based on previously published results. expose the treated iron to the corrosive effects of the air. test a large piece of treated iron and a small piece of untreated iron. test a piece of treated iron and a piece of untreated iron under the same conditions.

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Ascientist wants to perform a controlled experiment to test the effect of rust on chemically treated...