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Is mixing vinegar with baking soda to make CO2 a chemical or physical change?

April 26, 2017Baking chemical CO2 mixing physical soda VINEGAR

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Is mixing vinegar with baking soda to make CO2 a chemical or physical change?

1 Answer

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A physical change would be the freezing of vinegar. The reactants and the products are the same species (vinegar), and the initial state (liquid) can be regained by allowing the frozen vinegar to thaw.