Chemistry, 02.08.2019 15:30 taylormjensen

What happens when a substance undergoes a physical change? some physical properties change, but the substance keeps its identity. no physical properties change, and the substance keeps its identity. some physical properties change, and the substance changes its identity. no physical properties change, but the substance changes its identity.

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What happens when a substance undergoes a physical change? some physical properties change, but the...

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