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If a substance has an atomic mass of 20 and has an atomic number of 10, how many neutrons does this element have? 10 7 20 9
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2 votes
If a substance has an atomic mass of 20 and has an atomic number of 10, how many neutrons does this element have?

10

7

20

9

User Neil Weicher
by
6.8k points

1 Answer

2 votes

Step-by-step explanation:

This element have 10 neutrons

User NicklasF
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