An element has atomic number 10 and an atomic mass of 20. How many neutrons are in the atom of this element? Ο Α. 10 Ο Ο Oc. 30 OD. O ΟΕ. 200

asked Oct 19, 2021 234k views

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An element has atomic number 10 and an atomic mass of 20. How many neutrons are in the atom of this element?

Ο Α. 10
Ο Ο
Oc. 30
OD. O
ΟΕ. 200

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4 votes

A.10
20-10=10
Therefore 10 neutrons

Yanin answered Oct 24, 2021

by Yanin

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