Question

34.a)Na,K,Mg,Ca,P arrange these accorning to the atomic mass.

b)A,B,C are the traids of the dobariner.Atomic mass of element ’A’ is

6.9,Atomic mass of ‘B’ is 23.Find the atomic mass of element ‘C’.​

Answer 1

Answer:

• Na , Mg ,p , k , ca
• ...

good morning

Answer 2

Answer:

a)Na,Mg,P,K,Ca

b)A+C/2=B

2B-C=A