Fermentation of glucose produces ethyl alcohol and carbon dioxide; C 6H 12O 6(l) → 2 C 2H 5OH(l) + 2 CO 2(g) The vapor pressure of water at this temperature is 13.63 mm Hg. Species ΔH°f, kJ/mol C6H12O6(l) -1260 C2H5OH(l) -277.7 CO2(g) -393.5 What is ΔH° rxn (in kilojoules) if 319.0 mL of CO 2 was collected over water at 16.00°C and 720.2 mm Hg?

Chemistry: An Atoms First Approach
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ISBN:9781305079243
Author:Steven S. Zumdahl, Susan A. Zumdahl
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Chapter7: Chemical Energy
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Problem 62E: In a coffee-cup calorimeter, 1.60 g NH4NO3 is mixed with 75.0 g water at an initial temperature of...
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Fermentation of glucose produces ethyl alcohol and carbon dioxide;
6126(l) → 2 C 25OH(l) + 2 CO 2(g)

The vapor pressure of water at this temperature is 13.63 mm Hg.

Species

ΔH°f, kJ/mol

C6H12O6(l)

-1260

C2H5OH(l)

-277.7

CO2(g)

-393.5

What is ΔH° rxn (in kilojoules) if 319.0 mL of CO 2 was collected over water at 16.00°C and 720.2 mm Hg?

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