Question
Asked Nov 11, 2019
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The vapor pressure of solid iodine is given by
8090.0 K
2.013 In(T/K)+32.908
In(p/atm)
T
Use this equation to calculate the molar enthalpy of sublimation of IL(s) at 25 °C
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The vapor pressure of solid iodine is given by 8090.0 K 2.013 In(T/K)+32.908 In(p/atm) T Use this equation to calculate the molar enthalpy of sublimation of IL(s) at 25 °C

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Expert Answer

Step 1

Given

Temperature= 25°C

Expression

8090.0K
In(p/atm)-
-2.013ln(T/K)+32.908
T
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8090.0K In(p/atm)- -2.013ln(T/K)+32.908 T

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Step 2

According to the Clausius Clapeyron equation

ΔΗ.
sub
d In(p)_AH,
dT
RT2
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ΔΗ. sub d In(p)_AH, dT RT2

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Step 3

Differentiating the expression given ...

8090.0K
In(p/atm)
-2.013ln(T/K)+32.908
Т
differentiating w.r.t T
d ln (p)
т?
8090 2.013
dT
T
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8090.0K In(p/atm) -2.013ln(T/K)+32.908 Т differentiating w.r.t T d ln (p) т? 8090 2.013 dT T

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