Question

what is the atomic mass of 12g/m​

Answer 1

Answer:

Let the alkaline earth metal be A.

∴3A+N2=A3N2

⇒

Atomic mass of metal/

Molecular mass of compound

=

Weight of metal/

Weight of compound

Let the atomic mass of metal be x.

→ Molecular mass of compound=3x+28

=3x+28/3x=14.8/12/=40

⇒x=40

I hope it was helpful.

Kindly make it the Brainliest answer.

Thank you for asking!

Answer 2

Answer:

I think this your required answer