How will you know if a chemical change has occurred when the reactants are combined? Use evidence and scientific reasoning to support your answer.

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asked Jul 27, 2022 131k views

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Campbeln · Answer 1 · 2022-07-31T18:49:31+0000

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I would know if a chemical change is occurred if a new material is formed which doesn't share any characteristics of the reactants example if we expose iron to water and air a new material is formed (rust) which doesn't share any characteristics of iron,water or air.

How will you know if a chemical change has occurred when the reactants are combined? Use evidence and scientific reasoning to support your answer.

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