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Unformatted text preview: D. 1 mole of water vapor at 30 °C E. 1 mole of "dry ice" at -10 °C The entropy of a pure perfect crystal at 25 K is zero. True False Choose the correct statements concerning entropy. I) As two gasses mix, ΔS is positive. II) Entropy is a thermodynamic property related to the degree of disorder. III) A temperature in a gas decreases, ΔS is positive. IV) Molecules in the liquid state have higher entropy than molecules in the gaseous state. A. I, II, IV B. I and III C. II and III D. I, II, III E. I and II Which of the following processes would NOT result in an increase in entropy? A. a glass of cool lemonade warming in the sun B. melting of an ice cube C. evaporation of a puddle of gasoline D. condensation of water vapor on a cold windshield E. sublimation of a moth ball If a process is spontaneous, the reverse process is nonspontaneous. True False...
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