PPT Slide

Next, use the molar connection...

75 g H2 * 1 mole H2 * 1 mole N2

2.02 g H2 3 mole H2

Now, that you have converted into

moles of N2, make the final convertion

into grams…

75 g H2 * 1 mole H2 * 1 mole N2 * 28 g N2

2.02 g H2 3 mole H2 1 mole N2