A gas cylinder that contains argon has an internal volume of 43.8 L. A pressure gauge attached to the cylinder?

A gas cylinder that contains argon has an internal volume of 43.8 L. A pressure gauge attached to the cylinder reads 2050 psi (1 atm = 14.7 psi) at 23.5 °C. What mass of argon is contained in the cylinder?

also

Assuming it behaves as an ideal gas, calculate the density of carbon monoxide, CO, at STP.

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  • 6 years ago
    Best Answer

    At STP CO occupies 22.414 L/mol.

    CO has a molar mass of 28.01021 g/mol.

    (28.01021 g/mol) / (22.414 L/mol) = 1.2497 g/L

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