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Hydrogen Peroxide Was Catalytically Decomposed and 75 °\degree C and 742 Torr

Question 32

Multiple Choice

Hydrogen peroxide was catalytically decomposed and 75.3 mL of oxygen gas was collected over water at 25 °\degree C and 742 torr. What mass of oxygen was collected? (Pwater = 24 torr at 25 °\degree C)


A) 0.00291 g
B) 0.0931 g
C) 0.0962 g
D) 0.0993 g
E) 0.962 g

Correct Answer:

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