Explian gases effuses at approximately one-half that rate

Reference no: EM13246602

at 25 C, a sample of NH3(molar mass= 17g/mol) effuses at a rate of .050 mole per min. under the same conditions, which of the fallowing gases effuses at approximately one-half that rate?
A) O2, B) He C) CO2 D)Cl2

Reference no: EM13246602

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