Methanol (CH3OH) burns according to the equation
2CH3OH(l) + 3O2(g) → 2CO2(g) + 4H2O(l), ΔH°rxn = –1454 kJ/mol.
How much heat, in kilojoules, is given off when 75.0 g of methanol is burned?
(A) 727 kJ
(B) 3.22 x 103 kJ
(C) 1.45 x 103 kJ
(D) 1.70 x 10–3 kJ
(E) 3.41 x 103 kJ
