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Helium atom has an atomic mass of 4 u an...

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

Text Solution

Verified by Experts

Atomic mass of Helium atom = 4u
Number of protons = 2
Number of neutrons = 2 (4 -2 = 2)
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