svmp1214 svmp1214

16-09-2021
Chemistry

contestada

The number of protons in this element is __________.

8

2

4

6

The number of protons in this element is 8 2 4 6 class=

Respuesta :

rspill6 rspill6

16-09-2021

Answer: 2 protons

Explanation:

The element number, 2 for He, is the number of protons in the nucleus. The 4.0026 is the average atomic mass of He.

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