codnernae3389 codnernae3389

10-01-2018
Chemistry

contestada

Explain how a burning candle demonstrates both physical and chemical changes

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pottglizzy1998 pottglizzy1998

11-01-2018

The burning candle demonstrates both physical and chemical changes because the melting of the solid wax to form liquid wax and the evaporation of liquid wax to form wax vapor are physical changes. The burning of the wax vapor is a chemical change.

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