For the process $H_2O_{(l)} (1 \, bar, 373 \, K) \rightarrow H_2O_{(g)} (1 \, bar, 373 \, K)$,identify the correct thermodynamic parameters.

  • A
    $\Delta G = 0, \Delta S = +ve$
  • B
    $\Delta G = 0, \Delta S = -ve$
  • C
    $\Delta G = +ve, \Delta S = 0$
  • D
    $\Delta G = -ve, \Delta S = +ve$

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Similar Questions

For which of the following thermodynamic processes is $\Delta U = 0$?

Match List-$I$ with List-$II$.
List-$I$ $(\text{Partial Derivatives})$List-$II$ $(\text{Thermodynamic Quantity})$
$(A). \left(\frac{\partial G}{\partial T}\right)_{P}$$(I). C_P$
$(B). \left(\frac{\partial H}{\partial T}\right)_{P}$$(II). -S$
$(C). \left(\frac{\partial G}{\partial P}\right)_{T}$$(III). C_V$
$(D). \left(\frac{\partial U}{\partial T}\right)_{V}$$(IV). V$
Choose the correct answer from the options given below:

For which of the following processes will the value of $\Delta H^{\circ} - \Delta G^{\circ}$ be approximately zero?

Match the List-$I$ with List-$II$
List-$I$ Thermodynamic Process List-$II$ Magnitude in $kJ$
$A$. Work done in reversible, isothermal expansion of $2 \ mol$ of ideal gas from $2 \ dm^3$ to $20 \ dm^3$ at $300 \ K$. $I$. $4$
$B$. Work done in irreversible isothermal expansion of $1 \ mol$ ideal gas from $1 \ m^3$ to $3 \ m^3$ at $300 \ K$ against a constant pressure of $3 \ kPa$. $II$. $11.5$
$C$. Change in internal energy for adiabatic expansion of a $1 \ mol$ ideal gas with change of temperature $= 320 \ K$ and $\overline{C}_V = \frac{3}{2} R$. $III$. $6$
$D$. Change in enthalpy at constant pressure of $1 \ mole$ ideal gas with change of temperature $= 337 \ K$ and $\overline{C}_P = \frac{5}{2} R$. $IV$. $7$

Choose the correct answer from the option given below:

$A$ solution of $500 \ mL$ of $2 \ M \ KOH$ is added to $500 \ mL$ of $2 \ M \ HCl$ and the mixture is well shaken. The rise in temperature $T_1$ is noted. The experiment is then repeated using $250 \ mL$ of each solution and the rise in temperature $T_2$ is again noted. Assume all heat is absorbed by the solution.

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