Standard enthalpy of formation of water is -286 kJ `mol^-1`. Calculate the enthalpy change for formation of 0.018 kg of water.

Standard enthalpy of formation is zero for

Standard enthalpy of formation is zero for.

Standard enthalpy of formation is non zero for

The enthalpy of neutralisation of a strong acid by a string base is -57.32 kJ mol^(-1) . The enthalpy of formation of water is -285.84 kJ mol^(-1) . The enthalpy of formation of hydroxy 1 ion is

The standard enthalpy of formation of octane (C_(8)H_(18)) is -250kJ //mol . Calculate the enthalpy of combustion of C_(8)H_(18) . The enthalpy of CO_(2)(g) and H_(2)O(l) are -394 kJ//mol and -286kJ//mol respectively.