III O Kinetics and Equilibrium Calculating an equilibrium constant from a heterogeneous equilibrium... 3/5 Nitric acid and nitrogen monoxide react to form nitrogen dioxide and water, like this: 2 HNO3(aq)+NO(g)→3 NO2(g)+H₂O(1) At a certain temperature, a chemist finds that a 6.9 L reaction vessel containing a mixture of nitric acid, nitrogen monoxide, nitrogen dioxide, and water at equilibrium has the following composition: compound amount HNO3 13.8 g NO 19.2 g NO₂ 13.7g H₂O 154.1 g Calculate the value of the equilibrium constant K for this reaction. Round your answer to 2 significant digits. K-0 X

Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
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Chapter12: Chemical Equilibrium
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III
O Kinetics and Equilibrium
Calculating an equilibrium constant from a heterogeneous equilibrium...
3/5
Nitric acid and nitrogen monoxide react to form nitrogen dioxide and water, like this:
2 HNO3(aq)+NO(g)→3 NO2(g)+H₂O(1)
At a certain temperature, a chemist finds that a 6.9 L reaction vessel containing a mixture of nitric acid, nitrogen monoxide, nitrogen dioxide, and water at
equilibrium has the following composition:
compound amount
HNO3
13.8 g
NO
19.2 g
NO₂
13.7g
H₂O
154.1 g
Calculate the value of the equilibrium constant K for this reaction. Round your answer to 2 significant digits.
K-0
X
Transcribed Image Text:III O Kinetics and Equilibrium Calculating an equilibrium constant from a heterogeneous equilibrium... 3/5 Nitric acid and nitrogen monoxide react to form nitrogen dioxide and water, like this: 2 HNO3(aq)+NO(g)→3 NO2(g)+H₂O(1) At a certain temperature, a chemist finds that a 6.9 L reaction vessel containing a mixture of nitric acid, nitrogen monoxide, nitrogen dioxide, and water at equilibrium has the following composition: compound amount HNO3 13.8 g NO 19.2 g NO₂ 13.7g H₂O 154.1 g Calculate the value of the equilibrium constant K for this reaction. Round your answer to 2 significant digits. K-0 X
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