Question

I mixed 2.0g of Fe and 2.0g of S-they reacted to form a compound, all the Iron was used up, but .266grams of Sulfur were left over. What is the formula and name of the compound produced?

Answer 1

I know that I have to use dimensional analysis in some parts.

Answer 2

@nevaehhh

Answer 3

Do you have any idea what the answer could be?

Answer 4

@nevaehhh

Answer 5

Recall conservation of mass: the final compound has 2.0g iron and (2.0g - 0.266g sulfur)

Convert both to moles, then find the mole ratio between iron and sulfur. Write and name the compound accordingly.

Answer 6

Thanks I'll try that voca