Question

A compound of metal (M) and nitrogen (N) with
formula M,N, contains 28% of nitrogen. The atomic
mass of metal M is
(1) 24
(2) 9
72 78
(4) 54​

Answer 1

Answer:

N%=. 1×28×100/M+28

28 = 2800/M+28

M+28=100

M=72

Answer 2

Answer:

i. 24 is your answer

Explanation:

hope it helps you