Answer
$5.4$ moles of Chlorine (Cl)
Work Step by Step
We can figure this out using simple mole ratios. According to the formula $CaCl_{2}$, 1 mole of $CaCl_{2}$ contains two moles of Cl. So, 2.7 moles of $CaCl_{2}$ contains $5.4$ moles of Cl.
$2.7 moles\times 2 = 5.4 moles$
