Physics, asked by luchita, 1 year ago

Helium atom has an atomic mass of 4u and two protons in to nucleus.how many neutrons does it have??

Answers

Answered by sandew
4
helium has 2 neutron.....
Answered by yxvxkx25
7
helium has 2 neutrons because no of neutrons is equal to no of protons present in the nucleus of an atom.

yxvxkx25: thankew
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