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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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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

User Spiralis
by
7.1k points

1 Answer

4 votes
A.10
20-10=10
Therefore 10 neutrons
User Yanin
by
6.6k points
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