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8 Cards in this Set
- Front
- Back
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chemical
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cooking an egg |
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A physical change does not produce a new substance. Changes in state or phase (melting, freezing, vaporization, condensation, sublimation) are physical changes. |
physical change
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chemical
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rusting of an iron pan |
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physical
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melting an ice cube |
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chemical
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mixing hydrochloric acid and sodium hydroxide to make salt and water. |
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physical
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breaking a bottle. |
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Chemical changes take place on the molecular level. A chemical change produces anew substance. Another way to think of it is that a chemical change accompanies a chemical reaction |
chemical change.
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chemical
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combustion (burning), |
