Question

B. Radius of nucleus of Al is x x 10-15 m. Give value of x in
the form of nearest integer as 2.2 should be reported as 2
and 2.8 should be reported as 3. (Mass no. of Al = 27).​

Answer 1

Answer:4

Explanation: formula is R0×e-15 ×A

Where R0 = 1.2×e-15

and A is mass no.