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Chemical Changes - Unit E Ch. 2 Lesson 2

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Questions Answers
A sign that will let you know if a chemical change has occurred. color
The ability to burn is called... combustibility
List 3 objects that are high combustible. wood, charcoal and paper
Chemical changes in burning produces.... energy
Chemical reactions that absorb energy from surroundings is known as? endothermic reaction
What type of reaction is an exothermic reaction in which a substance combines with oxygen? combustion reaction
Give an example of a combustion reaction. fire

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