Answer to Question #84534 in Chemistry for Fall

Question #84534

A 5.0 sample of O2 is in a container@STP.What volume is the container

Expert's answer

The molar mass of O2 is 32.0 g/mol.

5.0 g x (1 mol / 32.0 g) = 0.156 mol O2

PV = nRT

V = nRT / P = (0.156 mol x 0.08206 L·atm /K·mol x 273 K) / 1.00 atm = 3.49 L

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