mm74629 mm74629

28-09-2021
Physics

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how u do this atomic mass

how u do this atomic mass class=

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maheshsinghmeenu maheshsinghmeenu

28-09-2021

Explanation:

Hydrogen

Atomic Number=1

Atomic Mass= 1

number of protons= 1

number of electrons= 1

number of neutrons= 0

Helium

atomic number=2

atomic mass=2

number of protons=2

number of electrons=2

number of neutrons=2

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