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Water Has a Molar Heat Capacity of 75 °\degree C) and Its Vaporization Enthalpy at 100

Question 60

Multiple Choice

Water has a molar heat capacity of 75.38 J/(mol . °\degree C) and its vaporization enthalpy at 100 °\degree C is 40.7 kJ/mol.How much energy is needed to boil 54.0 grams of water at 100 °\degree C?


A) 22.6 kJ
B) 145 kJ
C) 179 kJ
D) 122 kJ
E) 2.20 * 103 kJ

Correct Answer:

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