The Pressure of O₂ in a 15 $\circ$ CWhat Mass of O₂ Is in the Flask? (R =

question 61

Multiple Choice

The pressure of O₂ in a 15.0 L flask is 322 mm Hg at 44 ^$\circ$ C.What mass of O₂ is in the flask? (R = 0.08206 L.atm/mol.K)

• A) 0.244 g
• B) 5.80 g
• C) 7.82 g
• D) 15.2 g
• E) 56.3 g

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