[Bc2117]

If anyone can help me break down this problem. And show me the best steps to take in solving it. This is a practice problem and I’m just trying to learn how to go about answering them.

QUESTION: Elements X and Y form 2 compounds. 1.00g of the first compound contains 0.33 of X, 1.00g of the other compound contains 0.42g of X. Identify a plausible set of formulas.

Answer options:
1) X4Y2 AND X3Y
2) X3Y AND X2Y2
3) X3Y AND X4Y
4) XY AND X3Y3
5) XY3 AND XY4

[Borek]

You have to show your attempts at solving the problem, this is a forum policy.

Hint: how much Y in both compounds?