Answer to Question #187653 in General Chemistry for James

General Chemistry

Question #187653

How many molecules are in 35.2 g Nh3?

Expert's answer

N=14, H=1, Molar mass = "14+1\\times 3=17"

no. of moles "=35.2\/17=2.07moles"

no. of "NH_3 molecules=2.07\\times6.02\\times 10^{23}=1.246\\times 10^{24} molecules"

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