How many mol of nitrogen in 0.40 mol of caffeine

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Grade: Education Subject: chemistry
How many mol of nitrogen in 0.40 mol of caffeine
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Hey there!

C8H10N4O2 ( caffeine )

1 mole of caffeine  -----------------  4 moles of nitrogen

0.40 mol of caffeine -------------- ??

0.40 * 4 / 1  =

=> 1.6 moles of nitrogen


Hope that helps!