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Question 24(Multiple Choice Worth 2 points) An atom has an atomic number of 12 and a mass number of 25. How many neutrons does the atom have? 12 13 25 37

Question 24(Multiple Choice Worth 2 points) An atom has an atomic number of 12 and a mass number of 25. How many neutrons does the atom have? 12 13 25 37
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Question 24(Multiple Choice Worth 2 points)

An atom has an atomic number of 12 and a mass number of 25. How many neutrons does the atom have?

12
13
25
37

User Rajiv Ranjan
by
8.5k points

2 Answers

1 vote

Answer:

13

Step-by-step explanation:

User Freelancer Mahmud
by
8.4k points
5 votes
N = Atomic Number
A = Atomic Mass

Atomic # = Protons/Electrons

Neutrons = M-N (25-12)
25-12 = 13 Neutrons
User Zeliax
by
8.3k points
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