Question

8. Identify the endothermic and exothermic reaction
a. HCI + NaOH — NaCl + H2O + heat
b. 2KCIO,(s) -> 2KCI(s) + 30, 1
c. CaO + H20 — Ca(OH), + heat
d. CaCO,(s) A, CaO(s) + CO1
​

Answer 1

1. exothermic

2. endothermic

3.exothermic

4.endothermic

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Answer 2

Answer:

a. Exothermic reaction

b. Endothermic reaction

c. Exothermic reaction

d. Endothermic reaction

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