Oxygen Gas,generated by the Reaction Is Collected Over Water

question 73

Multiple Choice

Oxygen gas,generated by the reaction is collected over water at 27°C in a 1.55-L vessel at a total pressure of 1.00 atm.(The vapor pressure of H₂O at 27°C is 26.0 torr. ) How many moles of KClO₃ were consumed in the reaction?

• A)0.0608 moles
• B)0.0912 moles
• C)0.0405 moles
• D)0.0434 moles
• E)1.50 moles

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