kishmafrancis414 kishmafrancis414
  • 12-05-2021
  • Chemistry
contestada

What is the mass number of sodium?

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jenhoseman87 jenhoseman87
  • 12-05-2021

Answer: Since all sodium atoms have 11 protons, this one has 11 protons. This tells us that it also has 11 electrons. Since the mass number is 23, we know that the sum of protons and neutrons in the nucleus must equal 23.

So the answer is : Mass number = 23

Explanation:

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Yly
Yly Yly
  • 12-05-2021
23 sowwy if im wrong 0_0
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