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What is the mass number of sodium

What is the mass number of sodium
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What is the mass number of sodium

What is the mass number of sodium-example-1
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User Eshwar
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2 Answers

3 votes

Answer:

23

Step-by-step explanation:

You need to add protons and neutrons to get mass

answered
User Johannes Klug
by
7.9k points
2 votes

Answer:

Step-by-step explanation:

Sodium mass number 23, 11 electrons

Magnesium: neutrons = 12

aluminum : atomic number = 13

phosporus : protons = 15

answered
User Vladimir Dyuzhev
by
7.7k points
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