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Part A Part complete Glacial acetic acid is the concentrated form of acetic acid, the acid...

Part A

Part complete

Glacial acetic acid is the concentrated form of acetic acid, the acid in vinegar. The term "glacial" refers to the appearance of the solid form, which resembles glacial ice. What is the melting point of this compound, in degrees Celsius, based on its thermodynamic data shown here?

ΔHfus
(kJ/mol)		 ΔSfus
[J/(K⋅mol)]
24.32 83.93

Express the melting point numerically in degrees Celsius.

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16.6

   ∘C  

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Correct

Part B

Based on the following thermodynamic data, calculate the boiling point of ethanol in degrees Celsius.

Substance ΔH∘f
(kJ/mol)		 S∘f
[J/(K⋅mol)]
C2H5OH(l) −277.7 160.6
C2H5OH(g) −235.1 282.6

Express the boiling point numerically in degrees Celsius.

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nothing

   ∘C  
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Answer #1

Part A tes , the meding point-T k- AS fus 24320 J.rm01ㄱ 83 93 J. K.mo ·T = 389.76 k - ° 16-76 C pa什 calculation boiling-paint- -235127) I mo

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