The atomic masses of two elements A and B are 20 and 40 respectively. If x gm of A contains Y atoms, how many atoms are present in 2x gm of B

The atomic masses of two elements A and B are 20 and 40 respectively.

1.	The atomic masses of two elements A and B are 20 and 40 respectively. If x gm of A contains Y atoms, how many atoms are present in 2x gm of B
Answer» 2y y/2 y 4y Answer :C