Question

отопе сопсерипи
1.
A mixture of 1.65 x 1021 molecules of X and
1.85 x 1021 molecules of Y weighs 0.688 g. The
mol. wt. of X is (Assume mol. wt. of Y is 187).
(1) 52
(2) 84
(3) 126
(4) 41.47​

Answer 1

1.

A mixture of 1.65 x 1021 molecules of X and

1.85 x 1021 molecules of Y weighs 0.688 g. The

mol. wt. of X is (Assume mol. wt. of Y is 187).

(1) 52

(2) 84

(3) 126

(4) 41.47

Option D

Answer 2

A mixture of 1.65 x 1021 molecules of X and

1.85 x 1021 molecules of Y weighs 0.688 g. The

mol. wt. of X is (Assume mol. wt. of Y is 187).

(1) 52

(2) 84

(3) 126

(4) 41.47 ✔✔