Question

how many newtron and protan in a atom​

Answer 1

Answer:

the number of neutrons & protons depend on its atomic number &

Neutrons = atomic mass. - proton

protons = atomic no

good day

Answer 2

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.

Explanation:

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