Answer to Question #339223 in General Chemistry for bob

General Chemistry

Question #339223

What mass of nitrogen is needed to react with 21.25 g of hydrogen?

Expert's answer

N₂+ 3H₂= 2NH₃

m(N₂) = (m(H₂)•Mr(N₂)) / 3Mr(H₂)

m(N₂) = (21.25 g • 28 g/mol) / 3 • 2 g/mol = 99.17 g

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