in-the-reaction-2h-o-2ho-h-4836-kj-what-is-the-enthalpy-change-when-05-moles-of-

Question

In the reaction 2 H_{2} + O_{2} → 2 $$H_{2}O$$, ΔH = -483.6 kJ, what is the enthalpy change when 0.5 moles of $$H_{2}O $$are formed?

Accepted Answer

-120.9 kJ

Answer

-241.8 kJ

Answer

-60.45 kJ

Answer

-483.6 kJ

In the reaction 2 H2 + O2 → 2 H2O, ΔH = -483.6 kJ, what is the enthalpy change when 0.5 moles of H2O are formed?