Question

The simplest formula of a compound containing 50% of element of X (atomic mass = 10) and 50% of element Y (atomic mass = 20) by weight is :
(A) XY
(B) X2Y
(C) XY3
(D) X2Y3
Koi achy se smja do...plz

Answer 1

Answer:

Ans :B

Let mass of compound = 100 gm

Then mass of X = 50 gm

Then mass of Y = 50 gm

Mole of X = 50/10

= 5

Mole of Y = 50/20

= 2.5

Molecular formula = X5/Y2.5

=X2Y

Answer 2

Explanation:

B part is correct I hope it helps you. our eye 576 megapixel