Chemistry, asked by jashuttam, 1 year ago

An atom has an atomic number of 19 and a mass number of 39. How many electrons, protons and neutrons does it have

Answers

Answered by Jk10

19

If an atom has an atomic number 19 and mass number 39 then:

Electrons = 19
Protons = 19
Neutrons = 20

Answered by Aman1911

13

Electrons =19
Protons =19
Neutrons=39-19=20

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