137. Solving a chemistry problem

137. Solving a chemistry problem

Determine the change in entropy when 1 mol of ethanol is heated from 25 to 100 ° C, if the specific heat of vaporization of C2H5OH is 863.6 J / g, the boiling point is 78.3 ° C, the molar heat capacity of liquid ethanol is CP (l) = 111.4 J / mol ∙ deg, and ethanol vapor Cp (g) = 19.07 212.7 ∙ 10-3T-108.6 ∙ 10-6 21.9 ∙ J / mol ∙ deg.