Calculate the pressure in atm of 1.0 mole of helium in a 2.0 dm^3 container at 20.0°C.

Calculate the pressure in atm of 1.0 mole of helium in a 2.0 dm^3 container at 20.0°C.
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Calculate the pressure in atm of 1.0 mole of helium in a 2.0 dm3 container at 20.0°C.
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