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Estimate the Boiling Point of Ethanol, C2H5OH, Using the Given

Question 16

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Estimate the boiling point of ethanol, C2H5OH, using the given the following thermodynamic parameters. C2H5OH() C2H5OH(g) ΔfH(kJ/mol) 277.0235.3S(J/Kmol) 160.7282.7ΔfG(kJ/mol) 174.7168.5\begin{array} { l l l } & \mathrm { C } _ { 2 } \mathrm { H } _ { 5 } \mathrm { OH }(\ell) & \mathrm { C } _ { 2 } \mathrm { H } _ { 5 } \mathrm { OH } ( \mathrm { g } ) \\\hline \Delta _ { f } H ^ { \circ } ( \mathrm { kJ } / \mathrm { mol } ) & - 277.0 & - 235.3 \\S ^ { \circ } ( \mathrm { J } / \mathrm { K } \cdot \mathrm { mol } ) & 160.7 & 282.7 \\\Delta _ { f } G ^ { \circ } ( \mathrm { kJ } / \mathrm { mol } ) & - 174.7 & - 168.5\end{array}


A) 22 °C
B) 44 °C
C) 61 °C
D) 69 °C
E) 91 °C

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