Social Studies, 10.10.2019 12:20, skyvargasov9cad

How to id as physical or chemical change?

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Chemistry, 24.06.2019 17:00, MysteryDove12

What is the difference between a physical change and a chemical change? (2 points) a physical change is only a phase change but a chemical change can be any type of change. a physical change does not change the identity of the substance but the chemical change does. a physical change breaks and forms bonds but a chemical change does not change the bonds. a physical change only changes the color but a chemical change never changes the color.

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Chemistry, 05.07.2019 18:00, jacobd578

Which statement describes one of the main differences between a physical and a chemical change? a chemical change involves reactants and products, whereas a physical change involves only reactants. a physical change is a change of state, whereas in a chemical change the substance keeps the same form. a physical change brings about a different form of the same substance, whereas a chemical change forms a different substance. a chemical change caused by adding or removing heat energy can usually be reversed, whereas a physical change can generally not be reversed.

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Chemistry, 09.07.2019 09:30, shawnamiller31412

1. is an egg being cooked a psychical or chemical change? 2. is water boiling a physical or chemical change? 3. is zinc chloride and hydrogen gas put together a physical or chemical change? 4. is sodium sulfate and copper hydroxide put together a physical or chemical change? somone i have a test in 10

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Chemistry, 01.11.2019 05:31, katielloyd

What is the difference between a physical change and a chemical change? a physical change is only a phase change but a chemical change can be any type of change. a physical change does not change the identity of the substance but the chemical change does. a physical change breaks and forms bonds but a chemical change does not change the bonds. a physical change only changes the color but a chemical change never changes the color.

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