The latent heat of melting of ice at $0^{\circ} C$ is $6 \, kJ \, mol^{-1}$. The entropy change during the melting in $J \, K^{-1} \, mol^{-1}$ is closest to

The entropy change for the conversion of $1 \, \text{mol}$ of liquid water to steam at $373 \, K$ is ...... $J/K$ (Given: $\Delta H_{\text{vap}} = 2.257 \, kJ/g$). (in $0.9$)

Which one of the following has $\Delta S^o$ greater than zero?

In which of the following reactions,standard reaction entropy change $(\Delta S^o)$ is positive and standard Gibb's energy change $(\Delta G^o)$ decreases sharply with increasing temperature?

Identify from the following physical transformations that exhibits a decrease in entropy.

The enthalpy change for the conversion of water into vapor at $27^\circ C$ is $30 \ kJ/mol$. The entropy change for this process in $J/mol \ K$ is: