[" The enthalpy of formation of methane at constant pressure and "],[300K" is "-75.83kJ" .What will be the heat of formation at "],[" constant volume? "(R=8.3JK^(-1)mol^(-1))],[" [Ans."-73.34kJ]]

The enthalpy of formation of methane at constant pressure and 300 K is -75.83 kJ . What will be the heat of formation at constant volume? [R = 8.3 J K^(-1) mol^(-1)]

The ethalpy of formation of methane at constant pressure and 300 K is -75.83 kJ . What will be the heat of formation at constant volume? [R = 8.3 J K^(-1) mol^(-1)]

The enthalpy of formation of methane at constant pressure and 300 K is-78.84 kJ. What will be the enthalpy of formation at constant volume?

The enthalpy of formation of CH_(4(g)) , at constant pressure is -76 kJ,at 300 K. What will be its enthalpy of formation at constant volume?

The heat of combustion of H_(2)(g) at constant pressure and 300k is -280kJ mol^(-1) . What will be the heat of combustion at constant volume and at 300K ?

The heat of combustion of H_(2)(g) at constant pressure and 300k is -280kJ mol^(-1) . What will be the heat of combustion at constant volume and at 300K ?

The heat of formation of methane gas at 298 K is -74.894 kj when the measurements are made at constant pressure. What will be the heat of formation of CH_4 at the same temperature but at constant volume? (R =8.314JK^(-1) mol^(-1))