Answer to Question #125554 in General Chemistry for Karen Garcia

General Chemistry

Question #125554

How many moles of H2S gas are contained in a 77.8-g sample of this gas?

Expert's answer

Solution.

M(H2S)=34 g/mol

n(H2S)=m(H2S)/M(H2S)=77.8/34=2.29 mol

Answer: 2.29 mol

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