Question

answr this above qustn​

Answer 1

Answer:

the answer will be (4).

please please mark me as brainliant

Answer 2

Answer:

correct option will be option 3

Explanation:

the atomic masses are given and it is said in the question that their masses are equal

first calculate the simplest ratio of their atomic masses so the ratio will be just opposite it will be 2/3

so molecular formulla will be X2Y3