1)

Calculate the entropy change in melting 1 mole of ice at 273K. $ΔH_f^\circ$ = 6.025kJ/mol


A) 11.2 J/Kmol

B) 22.1J/Kmol

C) 15.1 J/Kmol

D) 5.1 J/Kmol

Answer:

Option B

Explanation:

$ΔS_{f} = \frac{ΔH_{f}}{T}$

= $\frac{6025 Jmol^{-1}}{273 K}$

= 22.1J/Kmol