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 Aug 10, 2020 89.7k 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

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4 votes

Answer:

Step-by-step explanation:

Cremno answered Aug 13, 2020

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5 votes

The answer is A. 10.

Sid Kshatriya answered Aug 16, 2020

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