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) 0.113 kJ
B) 0.24 kJ
C) 12.6 kJ
D) 0.126 kJ
E) 3.81 kJ
Correct Answer:
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