Kayla0124 Kayla0124

08-12-2020
Physics

contestada

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

Respuesta :

kritu58 kritu58

17-12-2020

Explanation:

This element have 10 neutrons

Answer Link

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