How many moles of iron atoms are contained in 4.16 g of iron?
A)232 mol
B)0.0548 mol
C)0.0745 mol
D)0.116 mol
E)0.160 mol

Name: How many moles of iron atoms are contained in 4.16 g of iron? A)232 mol B)0.0548 mol C)0.0745 mol D)0.116 mol E)0.160 mol
Brand: Quizplus
Rating: 4.9 (34 reviews)

Question

Quizplus · Accepted Answer

The molar mass of iron is 55.85 g/mol. In order to find the number of moles in 4.16 g of iron, we divide the mass by the molar mass:
4.16 g / 55.85 g/mol = 0.0745 mol
Therefore, there are 0.0745 moles of iron atoms in 4.16 g of iron. The best choice is C.

How Many Moles of Iron Atoms Are Contained in 4