Question

Deline atomic no
Mass no and mass no with example​

Answer 1

Answer:

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Explanation:

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Answer 2

Answer:

Atomic no. is the number of protons in an atom. It is also equal to the number of electrons in an atom as the number of protons =number of electrons in the atom

For e. g Hydrogen has atomic number 1

Atomic mass or mass number is the number of protons +number of neutrons in an atom

For e. g atomic mass of Hydrogen is 1units.

Atomic mass is the other name of mass number.

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