dylansg19 dylansg19

19-04-2018
Chemistry

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What kind of thermochemical equation is represented below?

CaO(s) + H2O(l) —> Ca(OH)2(s) + 65.2 kj

A. Endothermic
B. Exothermic
C. Neutralization
D. Single replacement reaction

Respuesta :

kenmyna kenmyna

28-04-2018

The kind of thermochemical equation represented below

that is
CaO(s) + H2O (l) = Ca(OH)2 (s) +65.2 kj

is exothermic ( answer B)
This is because its heat energy has a + sign meaning that heat is released by the reaction above.

Answer Link

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