The temperature dependence of the vapor pressure is given by the equation:ΔΗeInp = In A –RTWhere:p = vapor pressureT = temperatureA = pre-exponential constantAĦvap = enthalpy of vaporizationUse the rules for logarithms and exponents to solve for p.NOTE: Write AHvap as dH (with no spaces) for the answers below. Use ^ (caret) to enter superscripts.

The relation of p with T is given by the above equation. Write the expression of the given equation. lnp=lnA-∆HvapRTRearrange the above expression to calculate the value of p. lnp-lnA=-dHRTlnpA=-dHRTpA=exp-dHRTp=Aexp-dHRT Therefore, the desired value of p is obtained.

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The temperature dependence of the vapor pressure is given by the equation: ΔΗp Inp = In A – RT Where: p = vapor pressure T= temperature A = pre-exponential constant

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

The temperature dependence of the vapor pressure is given by the equation:
ΔΗe
Inp = In A –
RT
Where:
p = vapor pressure
T = temperature
A = pre-exponential constant
AĦvap = enthalpy of vaporization
Use the rules for logarithms and exponents to solve for p.
NOTE: Write AHvap as dH (with no spaces) for the answers below. Use ^ (caret) to enter superscripts.

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