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8 September, 12:30

In each case, decide if the change is a "chemical change" or a "physical change". a) A cup of household bleach changes the color of your favorite T-shirt from purple to pink. b) Water vapor in your exhaled breath condenses in the air on a cold day. c) Plants use carbon dioxide from the air to make sugar. d) Butter melts when placed in the Sun

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  1. 8 September, 12:38
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    Answer:A cup of household bleach changes the color of your favorite T-shirt from purple to pink. - chemical change

    Water vapor in your exhaled breath condenses in the air on a cold day. - physical change

    Plants use carbon dioxide from the air to make sugar. - chemical change

    Butter melts when placed in the Sun - physical change

    Explanation:

    A chemical change leads to the formation of a new substance and is not easily reversible. A physical change does not lead to the formation of a new substance and is easily reversible. Physical changes include condensation, melting, etc while a chemical change is a chemical reaction.
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