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    Substance X Has a Heat of Vaporization of 55
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Substance X Has a Heat of Vaporization of 55

Question 84

Question 84

Multiple Choice

Substance X has a heat of vaporization of 55.4 kJ/mol at its normal boiling point (423°C) . For the process X(l) → X(g) at 1 atm and 423°C, calculate the value of:
-Consider the freezing of liquid water at -10°C. For this process what are the signs for ΔH, ΔS, and ΔG, respectively?


A) - - -
B) + - -
C) - + -
D) - + 0
E) + - 0

Correct Answer:

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