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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? OA. 10 OB. 20 O C. 30 D. 0 O E. 200

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

OA.
10
OB.
20
O C.
30
D. 0
O E. 200

User Banoona
by
8.2k points

1 Answer

3 votes

10

subtract the atomic mass from the atomic number

User John Rees
by
7.6k points
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