dG = dH - TdS
At equilibrium dG = 0 and the melting point you have equilibrium.
Substitute heat fusion for dH and T and solve for dS. Watch the signs.
Calculate the increase of entropy (in J/K) when 75 g of ice melts at 0 ºC and 1 atm. (The heat of fusion for ice is 6,000 J/mol.)
1 answer