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What Amount of Thermal Energy Is Required to Completely Vaporize 2.92×1052.92 \times 10 ^ { 5 }

Question 21

Multiple Choice

What amount of thermal energy is required to completely vaporize a 3-kg sample of liquid mercury at its boiling point of 357ºC? The heat of vaporization of mercury is 2.92×1052.92 \times 10 ^ { 5 } J/kg.


A) 292 kJ
B) 442 kJ
C) 876 kJ
D) 584 kJ

Correct Answer:

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