Question

7.Which has more number of atoms,
25 grams of an element C or 25
grams of an element D (Atomic mass
of C =50 u, D = 75 u) *​

Answer 1

Explanation:

A compound made of two elements A and B is found to contains 25% A (atomic mass 12.5) and 75% B (atomic mass 37.5). The simplest formula of the the compound is :-

AB `A_(2)B_(2)` `AB_(3)` `A_(3)B` Answer: A Solution: `{:(A,B),(25,75),((25)/(12.5),(75)/37.5):}` or