Question

How much heat is liberated at constant pressure if 0.833 g of calcium carbonate reacts with...

How much heat is liberated at constant pressure if 0.833 g of calcium carbonate reacts with 59.7 mL of 0.251 M hydrochloric acid?

CaCO3(s) + 2HCl(aq)  →  CaCl2(aq) + H2O(l) + CO2(g); ΔH° = –15.2 kJ

a.

0.24 kJ
b.

0.126 kJ
c.

12.6 kJ
d.

0.113 kJ
e.

3.81 kJ
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d. 0.113 kJ

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