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For the following reaction, 6.91 grams of oxygen gas are mixed with excess hydrogen sulfide. The reaction yields 1.85 grams of water.
2HS(g) + 302(g) + 2H2O(l) + 2502 (8)
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a. What is the theoretical yield of water?
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b. What is the percent yield for this reaction?
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An aqueous solution of potassium hydroxide is standardized by titration with a 0.194 m solution of hydrobromic acid. if 25.2 ml of base are required to neutralize 24.2 ml of the acid, what is the molarity of the potassium hydroxide solution? m potassium hydroxide

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