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For Fe, its atomic number is 26 and its mass number is 56. How many neutrons does it have? A.26 B.30 C.56 D.82
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5 votes
For Fe, its atomic number is 26 and its mass number is 56. How many neutrons does it have?

A.26
B.30
C.56
D.82

User Lewis Broadbent
by
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2 Answers

6 votes
For fe, it has 30 neutrons. Hope I helped!
User JPero
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3 votes
B: 30 :) Because 56-26=30
User Ershad
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