00. Thermodynamics Terms
Thermodynamics

272373 What is entropy change is $2 \mathrm{~mol} \mathrm{~N} \mathrm{~N}_2$, when its temperature is taken from $400 \mathrm{~K}$ to $800 \mathrm{~K}$, adiabatically

1 $30 \frac{\mathrm{J}}{\mathrm{K}}$
2 $60 \frac{\mathrm{J}}{\mathrm{K}}$
3 $40 \frac{\mathrm{J}}{\mathrm{K}}$
4 $20 \frac{\mathrm{J}}{\mathrm{K}}$
Thermodynamics

272378 What is the enthalpy change for, $2 \mathrm{H}_2 \mathrm{O}_2(\mathrm{l}) \rightarrow 2 \mathrm{H}_2 \mathrm{O}(l)+\mathrm{O}_2(\mathrm{~g})$ if heat of
formation of $\mathrm{H}_2 \mathrm{O}_2$ (l) and $\mathrm{H}_2 \mathrm{O}(l)$ are-188 and $-286 \mathrm{~kJ} / \mathrm{mol}$ respectively?

1 $-196 \mathrm{~kJ} / \mathrm{mol}$
2 $+948 \mathrm{~kJ} / \mathrm{mol}$
3 $+196 \mathrm{~kJ} / \mathrm{mol}$
4 $-948 \mathrm{~kJ} / \mathrm{mol}$
Thermodynamics

272374 Which of following factor always increases for spontaneous process?

1 $\Delta S$
2 $\Delta \mathrm{H}$
3 $\Delta \mathrm{H}-\mathrm{T} \Delta \mathrm{S}$
4 $\Delta \mathrm{S}-\frac{\Delta \mathrm{H}}{\mathrm{T}}$
Thermodynamics

272375 Which of the following are extensive properties?

1 \(V \& E\)
2 \(\mathrm{V} \& \mathrm{~T}\)
3 \(V \& C_p\)
4 \(\mathrm{P}\) and \(\mathrm{T}\)
Thermodynamics

272373 What is entropy change is $2 \mathrm{~mol} \mathrm{~N} \mathrm{~N}_2$, when its temperature is taken from $400 \mathrm{~K}$ to $800 \mathrm{~K}$, adiabatically

1 $30 \frac{\mathrm{J}}{\mathrm{K}}$
2 $60 \frac{\mathrm{J}}{\mathrm{K}}$
3 $40 \frac{\mathrm{J}}{\mathrm{K}}$
4 $20 \frac{\mathrm{J}}{\mathrm{K}}$
Thermodynamics

272378 What is the enthalpy change for, $2 \mathrm{H}_2 \mathrm{O}_2(\mathrm{l}) \rightarrow 2 \mathrm{H}_2 \mathrm{O}(l)+\mathrm{O}_2(\mathrm{~g})$ if heat of
formation of $\mathrm{H}_2 \mathrm{O}_2$ (l) and $\mathrm{H}_2 \mathrm{O}(l)$ are-188 and $-286 \mathrm{~kJ} / \mathrm{mol}$ respectively?

1 $-196 \mathrm{~kJ} / \mathrm{mol}$
2 $+948 \mathrm{~kJ} / \mathrm{mol}$
3 $+196 \mathrm{~kJ} / \mathrm{mol}$
4 $-948 \mathrm{~kJ} / \mathrm{mol}$
Thermodynamics

272374 Which of following factor always increases for spontaneous process?

1 $\Delta S$
2 $\Delta \mathrm{H}$
3 $\Delta \mathrm{H}-\mathrm{T} \Delta \mathrm{S}$
4 $\Delta \mathrm{S}-\frac{\Delta \mathrm{H}}{\mathrm{T}}$
Thermodynamics

272375 Which of the following are extensive properties?

1 \(V \& E\)
2 \(\mathrm{V} \& \mathrm{~T}\)
3 \(V \& C_p\)
4 \(\mathrm{P}\) and \(\mathrm{T}\)
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Thermodynamics

272373 What is entropy change is $2 \mathrm{~mol} \mathrm{~N} \mathrm{~N}_2$, when its temperature is taken from $400 \mathrm{~K}$ to $800 \mathrm{~K}$, adiabatically

1 $30 \frac{\mathrm{J}}{\mathrm{K}}$
2 $60 \frac{\mathrm{J}}{\mathrm{K}}$
3 $40 \frac{\mathrm{J}}{\mathrm{K}}$
4 $20 \frac{\mathrm{J}}{\mathrm{K}}$
Thermodynamics

272378 What is the enthalpy change for, $2 \mathrm{H}_2 \mathrm{O}_2(\mathrm{l}) \rightarrow 2 \mathrm{H}_2 \mathrm{O}(l)+\mathrm{O}_2(\mathrm{~g})$ if heat of
formation of $\mathrm{H}_2 \mathrm{O}_2$ (l) and $\mathrm{H}_2 \mathrm{O}(l)$ are-188 and $-286 \mathrm{~kJ} / \mathrm{mol}$ respectively?

1 $-196 \mathrm{~kJ} / \mathrm{mol}$
2 $+948 \mathrm{~kJ} / \mathrm{mol}$
3 $+196 \mathrm{~kJ} / \mathrm{mol}$
4 $-948 \mathrm{~kJ} / \mathrm{mol}$
Thermodynamics

272374 Which of following factor always increases for spontaneous process?

1 $\Delta S$
2 $\Delta \mathrm{H}$
3 $\Delta \mathrm{H}-\mathrm{T} \Delta \mathrm{S}$
4 $\Delta \mathrm{S}-\frac{\Delta \mathrm{H}}{\mathrm{T}}$
Thermodynamics

272375 Which of the following are extensive properties?

1 \(V \& E\)
2 \(\mathrm{V} \& \mathrm{~T}\)
3 \(V \& C_p\)
4 \(\mathrm{P}\) and \(\mathrm{T}\)
Thermodynamics

272373 What is entropy change is $2 \mathrm{~mol} \mathrm{~N} \mathrm{~N}_2$, when its temperature is taken from $400 \mathrm{~K}$ to $800 \mathrm{~K}$, adiabatically

1 $30 \frac{\mathrm{J}}{\mathrm{K}}$
2 $60 \frac{\mathrm{J}}{\mathrm{K}}$
3 $40 \frac{\mathrm{J}}{\mathrm{K}}$
4 $20 \frac{\mathrm{J}}{\mathrm{K}}$
Thermodynamics

272378 What is the enthalpy change for, $2 \mathrm{H}_2 \mathrm{O}_2(\mathrm{l}) \rightarrow 2 \mathrm{H}_2 \mathrm{O}(l)+\mathrm{O}_2(\mathrm{~g})$ if heat of
formation of $\mathrm{H}_2 \mathrm{O}_2$ (l) and $\mathrm{H}_2 \mathrm{O}(l)$ are-188 and $-286 \mathrm{~kJ} / \mathrm{mol}$ respectively?

1 $-196 \mathrm{~kJ} / \mathrm{mol}$
2 $+948 \mathrm{~kJ} / \mathrm{mol}$
3 $+196 \mathrm{~kJ} / \mathrm{mol}$
4 $-948 \mathrm{~kJ} / \mathrm{mol}$
Thermodynamics

272374 Which of following factor always increases for spontaneous process?

1 $\Delta S$
2 $\Delta \mathrm{H}$
3 $\Delta \mathrm{H}-\mathrm{T} \Delta \mathrm{S}$
4 $\Delta \mathrm{S}-\frac{\Delta \mathrm{H}}{\mathrm{T}}$
Thermodynamics

272375 Which of the following are extensive properties?

1 \(V \& E\)
2 \(\mathrm{V} \& \mathrm{~T}\)
3 \(V \& C_p\)
4 \(\mathrm{P}\) and \(\mathrm{T}\)