List of top Chemistry Questions on Thermodynamics asked in IIT JAM BT

The standard enthalpy of formation of methane (\(CH_4\)), using the standard enthalpy of reaction values from the following reaction steps, is \(-x\) kcal/mol. The value of \(x\) is _ _ _. (round off to one decimal place)

In the following reaction, the values of \( \Delta H \) and \( \Delta S \) at temperature 25 °C are -13.7 kcal/mole and -16.0 cal/(K·mole), respectively.
The value of \( \Delta G \) (in kcal/mole) of the reaction, rounded off to TWO decimal places, is ...............

The average energy of a diatomic gaseous molecule at temperature T is $\frac{5}{2} k_B T$. The average energy per degree of freedom is