3. Calculate the change in entropy when heating at constant pressure in the temperature range from T1 to T2 μg of substance A if its melting and boiling points, heat capacities in solid, liquid and gaseous states are known (assume that heat capacity does not depend on temperature), enthalpies of melting and evaporation (reference data)
Substance m, kg T1, C t2, s
CH3OH 17 –85 115

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