Question

Which statement about the following reaction is correct?
CaO (s) + H2O (l) yields Ca(OH) 2 (s) deltaH = -65.2 kJ

65.2 kJ of heat is absorbed for every one of CaO that reacts.
130 kJ of heat is released for every mole of H2O that reacts.
32.6 kJ of heat is released for every 0.5 mole of CaO that reacts.
16.3 kJ of heat is absorbed for every 0.5 moles of H2O that reacts.

Answer 1

I don't think that it is A...