The Normal Melting and Boiling Points of SO₂ Are 198

question 55

Multiple Choice

The normal melting and boiling points of SO₂ are 198 and 263 K, respectively. For a plot of the standard molar entropy of SO₂ versus temperature, which of the following is INCORRECT?

• A) At 263 K, S° is constant.
• B) S° increases with increasing temperature.
• C) S° equals zero at 0 K.
• D) At 198 K, S° increases by the value of △Sfusion.

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Definitions:

Variance

A measure of the spread or dispersion of a set of data points around the mean value.

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