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

asked Nov 4, 2021 34.1k views

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

7.5k points

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2 votes

Step-by-step explanation:

This element have 10 neutrons

NicklasF answered Nov 9, 2021

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