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What Is the Energy Change When 565 G of C2H5OH

Question 59

Multiple Choice

What is the energy change when 565 g of C2H5OH boil at its normal boiling point of 78.3°C? (ΔHvap for ethanol = 38.6 kJ/mol; molar mass of C2H5OH = 46.0 g/mol)


A) 396 kJ
B) 302 kJ
C) 119 kJ
D) 474 kJ
E) 124 kJ

Correct Answer:

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