Science, asked by CuteTeen2426, 1 year ago

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

Answers

Answered by alishdoll0306

3

Answer:

2

Explanation:

4-2=2

mass no. - atomic no.= neutron.no.

Answered by sayali0220

6

Answer:

neutrons in helium = 2

no of proton is equal to number of neutron

number of proton is equal to 2 then the number of neutron is also two

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