Question

1. how many moles of fe are there in 2.50 mol fecl3?

Explanation:

Step1: Identify mole - ratio

In $FeCl_3$, 1 mole of $FeCl_3$ contains 1 mole of Fe.

Step2: Calculate moles of Fe

Moles of Fe = Moles of $FeCl_3$. Given moles of $FeCl_3 = 2.50$ mol, so moles of Fe = 2.50 mol.

Answer:

2.50 mol