Chemistry, 18.10.2020 14:01 Emptypockets451

HEL Identify whether each of the following changes is a physical change or a chemical change. Write “P” on the line for a physical change and a “C” for a chemical change.
22. Water boiling 23. Iron rusting 24. Butter melting 25. Wood rotting
26.Alcohol evaporating 27.Glass breaking 28.Mowing the lawn 29.Baking a cake

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HEL Identify whether each of the following changes is a physical change or a chemical change. Write...

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