A 2500-ML Sample of Ammonia, NH₃(g), Exerts a Pressure of 833

question 8

Multiple Choice

A 250.0-mL sample of ammonia, NH₃(g) , exerts a pressure of 833 torr at 42.4°C. What mass of ammonia is in the container? (R = 0.08206 L • atm/K • mol, 1 atm = 760 torr)

• A) 0.0787 g
• B) 0.180 g
• C) 8.04 g
• D) 17.0 g
• E) 59.8 g

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