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Dmitry [639]
3 years ago
5

Which one of the equations below is an exothermic reaction?

Chemistry
1 answer:
Yuri [45]3 years ago
3 0

Answer:

B) CaO(s) + H2O(l) --> Ca(OH)2(aq)

Explanation:

This is the only reaction with a negative enthalpy value. Exothermic reactions have a negative enthalpy.

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