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!!!!!!!!!!!HELPPPP!!!!!!!!!!! IT'S A TEST! A forest fire began when lightning struck a tree. A. Describe this type of reaction as either a chemical or physical reaction? Wh…

!!!!!!!!!!!HELPPPP!!!!!!!!!!! IT'S A TEST! A forest fire began when lightning struck a tree. A. Describe this type of reaction as either a chemical or physical reaction? Wh…
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!!!!!!!!!!!HELPPPP!!!!!!!!!!! IT'S A TEST!

A forest fire began when lightning struck a tree.

A. Describe this type of reaction as either a chemical or physical reaction? Why?
B. Is the reaction endothermic of exothermic? Why?

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User Dmytro Zakharov
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1 Answer

2 votes
A. Chemical reaction. When the wood burns, new substances form (like ash) and they cannot be changed.

B. Exothermic. When combustion (burning) takes place it is an exothermic reaction. Energy is being released to its surroundings.

hope this helps!
answered
User Lifjoy
by
8.0k points
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