Chapter 6, Problem 107E

Complete the table.

Substance	Mass	Moles	Number of Particles (atoms or molecules)
$\text{Ar}$	______	$4.5\times {10}^{-4}$	______
${\text{NO}}_{\text{2}}$	______	______	$1.09\times {10}^{20}$
$\text{K}$	$\text{22}\text{.4 mg}$	______	______
${\text{C}}_{\text{8}}{\text{H}}_{\text{18}}$	$\text{3}\text{.76 kg}$	______	______