Question

The reaction of iron with hydrochloric acid is represented by the following thermochemical equation.
Fe(s)+2HCl(aq)→FeCl2(aq)+H2(g); =-87.9kJ
How much heat is liberated at constant pressure if 0.358g of iron reacts with 34.1mL of 0.588MHCl?
A) 4.09 kJ
B) 31.5 kJ
C) 0.563 kJ
D) 0.881 kJ
E) 87.9 kJ

Answer

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