Calculate the Change in the Standard Molar Entropy of Sulfur

question 3

Multiple Choice

Calculate the change in the standard molar entropy of sulfur trioxide gas, SO₃, when it is cooled from a temperature of 100 °C to 10 °C at a constant pressure of 1 bar. The standard molar constant-pressure heat capacity of sulfur trioxide is 50.1 J K^-1 mol^-1.

• A) +7.81 J K^-1 mol^-1
• B) -13.8 J K^-1 mol^-1
• C) -115 J K^-1 mol^-1
• D) -6.01 J K^-1 mol^-1

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A psychological theory that predicts an individual's intention to engage in a behavior based on attitudes, subjective norms, and perceived behavioral control.

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