Multiple Choice
How much heat is liberated at constant pressure if 0.515 g of calcium carbonate reacts with 32.7 mL of 0.498 M hydrochloric acid? CaCO3(s) + 2HCl(aq) → CaCl2(aq) + H2O(l) + CO2(g) ; ΔrH° = -15.2 kJ/mol-rxn
A) -0.0782 kJ
B) -0.202 kJ
C) -7.83 kJ
D) -0.124 kJ
E) -7.57 kJ
Correct Answer:
Verified
Correct Answer:
Verified
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