Question

) If I have 223.4 grams of iron, how many moles of iron do I have?

Answer 1

Number of moles of iron are 4 mol.

Step-by-step explanation:

Given data:

Mass of iron = 223.4 g

Number of moles = ?

Solution:

Molar mass of iron = 55.85 g/mol

Formula:

Number of moles = mass/molar mass

Number of moles = 223.4 g/ 55.85 g/mol

Number of moles = 4 mol