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If an element has 12 protons, 13 neutrons, and 15 electrons, what is its mass?

If an element has 12 protons, 13 neutrons, and 15 electrons, what is its mass?
asked 214k views
25 votes
If an element has 12 protons, 13 neutrons, and 15 electrons, what is its mass?

asked
User Michal Zmuda
by
7.7k points

1 Answer

8 votes

Answer:

25

Step-by-step explanation:

mass number = protons + neutrons

= 13 + 12 = 25

answered
User Jared Chu
by
8.1k points
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