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22-02-2024
Chemistry

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The vapor pressure of ethanol is 400 mmHg at 63.5°C. Its molar heat of vaporization is 39.3 kJ/mol. What is the vapor pressure of ethanol at 34.9°C?
a. 400 mmHg
b. 200 mmHg
c. 800 mmHg
d. Calculate based on heat of vaporization

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