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When long chains of carbon and hydrogen atoms break apart into smaller chains, the temperature decreases. Which type of reaction is this? A. Combustion B. Endothermic C. Replacement D. Exothermic
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When long chains of carbon and hydrogen atoms break apart into smaller

chains, the temperature decreases. Which type of reaction is this?
A. Combustion
B. Endothermic
C. Replacement
D. Exothermic

User Jeff Tian
by
4.2k points

2 Answers

4 votes
I believe it is exothermic
User Xiaojin
by
4.3k points
7 votes

Answer:

Endothermic

Step-by-step explanation:

User Araxia
by
4.9k points
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