Relation between enthalpy and internal energy

The relationship between enthalpy and internal energy change is

For an ideal gas, the relation between the enthypy and internal energy change at constant temperature is given by.

Write the expression showing relation between enthalpy change and internal energy change for gaseous phase reaction

Heat of reaction at constant pressure is equal to .............change. Write the expression between enthalpy change and internal energy

In the balanced equation for the combustion of 1 mole of benzoic acid, C6H 5COOH(s) at temp. T, the difference between enthalpy change and internal energy change is equal to

For the reaction C_(2)H_(4(g))+3O_(2(g)) rarr 2CO_(2(g))+2H_(2)O_((l)) the difference between enthalpy change and internal energy change is

State first law of thermodynamics and state the relation between the change in internal energy (DeltaU) , work done (W) and heat (Q).

The relation between change in internal energy (DeltaE) change in enthalpy (DeltaH) and work done (W) is represented as