An element has atomic number 10 and an atomic mass of 20. How many neutrons are in the atom of this element? A. 10 B. 20 C. 30 D. 0 E. 200

asked May 20, 2020 98.0k 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?

A. 10
B. 20
C. 30
D. 0
E. 200

by Anula

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3 votes

Answer:

Step-by-step explanation:

Number of neutrons = mass number- atomic number

Bendewey answered May 24, 2020

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