Question

Bromine is one of only two elements that is a liquid at room temperature. Bromine has a heat of vaporization of 30.91 kJ/mol and its boiling point is 59 °C. What is the entropy of vaporization for bromine?

A. -301 J/(mol∙K)
B. -93.1 J/(mol∙K)
C. 10.7 J/(mol∙K)
D. 93.1 J/(mol∙K)

Answer 1

Answer:

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Explanation:

Answer 2

Answer:

Mercury and bromine are two elements which exists as liquid at room temperature. What does this tell you about their melting and boiling points?