Chemistry

Chemistry

Problem

Which one of the following gases contain the least number of molecules ? (At Wt of P=31, Cl = 35.5, N = 14, O = 16, C = 12, H = 1). 4.0 g of laughing gas (N2O\text{N}_2\text{O}) 3.0 g of Phosphine (PH3\text{PH}_3) 2.0 g of marsh gas (CH4\text{CH}_4) 10.0 g of Phosgene (COCl2\text{COCl}_2) a. 4.0 g of laughing gas (N2O\text{N}_2\text{O}) b. 3.0 g of Phosphine (PH3\text{PH}_3) c. 2.0 g of marsh gas (CH4\text{CH}_4) d. 10.0 g of Phosgene (COCl2\text{COCl}_2)

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