Atoms have how many protons and neutrons?

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asked Nov 21, 2020 63.5k views

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Nikes · Answer 1 · 2020-11-26T17:15:23+0000

Answer:

The number of protons is the atomic number, and the number of protons plus neutrons is the atomic mass. For hydrogen, the atomic number is 1 because there is one proton and no neutrons. For helium, it is 4: two protons and two neutrons.

Atoms have how many protons and neutrons?

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