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If an element has a mass number of 200 and an atomic number of 80, how many neutrons does the element have? A. 80 B. 280 C. 120 D. 200
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If an element has a mass number of 200 and an atomic number of 80, how many neutrons does the element have?

A. 80
B. 280
C. 120
D. 200

User Pearly
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10 votes

Answer:

If I say the correct answer is B.280

User Glasses
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