One atom k40 has how many neutrons

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asked Jul 11, 2021 12.6k views

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One atom k40 has how many neutrons

Geography
college

Michael Cheremuhin asked

by Michael Cheremuhin

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Answer: K-40 has 21 neutrons?

Explanation: Potassium is element number 19. So it has 19 protons. 40 is the mass number. The mass number is the total number of protons and neutrons. 19 + n = 40, n = 21 ( i think ?)

Yowmamasita answered Jul 18, 2021

by Yowmamasita

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