magalyleon030 magalyleon030

12-11-2016
Chemistry

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which process represents one chemical change and one physical change

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petlovee03 petlovee03

13-11-2016

Chemical: bubbles forming ; like opening a soda can the Bubbles forming to the top is a chemical reaction; bleaching your hair; engine when it starts up; etc.

Physical: ice melting; water freezing; etc

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