# How many moles of carbon dioxide are present in 5.44 × 10^22 molecules of this compound?

$\text{Moles of } C {O}_{2}$ $=$ $\frac{5.44 \times {10}^{22}}{6.022140857 \left(74\right) \times {10}^{23} \cdot m o {l}^{-} 1}$
So the answer is approx. $0.10 \cdot m o l$.