Question

Diffrence between atomic number and mass number

Answer 1

Answer:

Atomic mass is sum of electrons and protons

Mass number is the sum of protons and neutrons

Explanation:

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Answer 2

Answer:

Atomic Number-it is represented by the letter z. The atomic number of an element determine the number of protons present in it.

Mass number- It is the sum of the number of proton and neutron. it does not include electron because it has no mass

Explanation:

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