Answer to Question #175617 in General Chemistry for Riley

Question #175617

What is the pressure of a 50.0L tank that contains 4.04kg of oxygen, O2, at 23’c?

assume that the ideal gas law is obeyed and use R=0.0821 L atm/mol K


1
Expert's answer
2021-03-26T05:43:26-0400

PV = nRT

n = mass/molar Mass

n = 4.04×10^3/32 g/mol

= 126.25 mol

P = nRT/V

= (126.25 mole) × (0.0821Latm/mol /K)(93+273)K)/50 L

P = 61.36154 atm


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