Posted by Kaitlin on Tuesday, October 16, 2012 at 10:30am.
You need to write and balance the equation.
2NO + 2H2 ==> N2 + 2H2O
Convert 22.2 g H2 to mols. mols = grams/molar mass.
Use the coefficients in the balanced equation to convert mols H2 to mols N2.
Now convert mols N2 gas to grams. g = mols x molar mass.
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