How many neutrons does element X have it it’s atomic number is 32 and it’s mass number is 81?

Question

asked Dec 28, 2019 131k views

2 Answers

MaxThom · Answer 1 · 2020-01-01T19:57:08+0000

no. of neutrons = mass no. - atomic no.

=81-32

=49

Therefore, you can subtract the atomic number from the mass number to find the number of neutrons.