Chemistry, 19.01.2021 04:30 babygirl10302015
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Which best describes the difference between physical and chemical changes?
Physical changes only change the size or shape, but chemical changes change the molecular structure and create a new substance.
Physical are always visible changes and chemical changes are never visible.
Chemical changes only change the size or shape, but physical changes change the molecular structure and create a new substance
Chemical are always visible changes and Physical changes are never visible.
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Which best describes the difference between physical and chemical changes?
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