1.

3) 546r. Itnce47. AtS.T.P. weight of 1 litre of a gas is 1.25 gram.heThat gas will be1)23)1) N22) CO 3) C2H 4)All$5. TH

Answer»

Molar mass at STP

1.25/1L*22.4L=28g

The answer should be N2 gas



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