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castled4 castled4
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A year ago
explain the differences between a chemical and physical change.
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A year ago
A chemical change is a process in which one or more substances are changed into one or more new substances with different properties. Examples of chemical changes include burning, rusting, and fermentation.

A physical change is a process in which the form or appearance of a substance changes without altering its chemical composition. Examples of physical changes include boiling, melting, freezing, and cutting.
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