Specified pure solvent is placed in a variable volume piston

Reference no: EM13309091

Five grams of the specified pure solvent is placed in a variable volume piston. What are the molar enthalpy and total enthalpy of the pure systerm when 50% and 75% have been evaporated at (i) 30 degrees Celsius and (ii)50 degrees celsius? Use liquid at 25 degrees Celsius as a reference state.

a) benzene (density=0.88g/cm^3)

b) Ethanol (density=0.79g/cm^3)

c) Water without using steam tables (density=1g/cm^3)

d) Water using the steam tables

Reference no: EM13309091

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