Question

Suppose two elements X and Y combine to form two compounds XY2 an X2Y3. 0.05 mole of XY2 weighs 5 g while 3.011 × 1023 molecules of X2Y3 weigh 85 g. The atomic masses of X and Y are respectively

Answer 1

Answer:

I don't know this answer sry

Explanation:

21/89 23/56 29/67