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Science ! 1. which of the following represents a chemical change? mowing of grass sublimation of ice dissolving sugar in water charring of a marshmallow 2. if a physical change has taken place, which of these is most likely true? a permanent change has taken place. the changed substance retains its unique properties. atoms rearrange to form a new substance. the molecular composition of a substance changes.
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Science ! 1. which of the following represents a chemical change? mowing of grass sublimation of i...
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