Question

How many moles of Nitrous oxide in 40.0 g of N₂O?

Answer 1

0.909 mole

Step-by-step explanation:

Given N = 14, O = 16

=> so N20 = 14(2) + 16 = 44 g/mole

so number of mole of 40.0g = (40.0g)/(44 g/mole) = 0.909 mole