Question
Asked Feb 6, 2020
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(16) Determine AHvap for a compound that has a measured vapor pressure of 24.3 torr at 273 K
and 135 torr at 325 K.
A) 41 kJ/mol
B) 79 kJ/mol
C) 24 kJ/mol
D) 13 kJ/mol
E) 34 kJ/mol
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(16) Determine AHvap for a compound that has a measured vapor pressure of 24.3 torr at 273 K and 135 torr at 325 K. A) 41 kJ/mol B) 79 kJ/mol C) 24 kJ/mol D) 13 kJ/mol E) 34 kJ/mol

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Expert Answer

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Step 1

Given:

Vapor pressure (P1) = 24.3 torr

Temperature (T1) = 273 K.

Vapor pressure (P2) = 135 torr

Final temperature (T2) = 325 K

Step 2

Clausius-Clapeyron Equation is given by

Chemistry homework question answer, step 2, image 1

Step 3

Calculation for Vapor pressure using Clausius-Clapeyron Equation:

Chemistry homework question answer, step 3, image 1

 

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