Question

A group of analytical chemists are examining a compound. They find that it's composed of 34.4% iron and 65.6% chlorine by
mass. Which compound could it be?
Use the periodic table to help you find the necessary molar masses.
A.FeCl3
B.FeCl₂
C.FeClo
D.Fezcla

Answer 1

Answer:

B.FeCl₂

Explanation:

there is twice as much chlorine as there is iron

Answer 2

Answer:

A. FeCl3

Explanation:

This is the right one, NOT 2, it's 3.