Question

if X ,20 ,60 of Dobernier traids the value of X is​

Answer 1

Answer:

Explanation:

Let weight of X be 7a  ∴ Atomic weight of Z=25a

∴7a+25a=160

⇒a=5

Weight of X=35 and of Z is 125

Atomic weight of Y is arranged of X and 2=

2

35+125

​

=80

Hence, the correct option is A