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Home Q & A Board Science-Related Homework Help Physics
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killian killian
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9 years ago
An atom of the element iron has an atomic number of 26 and an atomic mass number of 56. If it is neutral, how many protons, neutrons, and electrons does it have?
A) 26 protons, 30 neutrons, 26 electrons
B) 26 protons, 30 neutrons, 30 electrons
C) 26 protons, 56 neutrons, 26 electrons
D) 13 protons, 43 neutrons, 13 electrons
E) 13 protons, 56 neutrons, 13 electrons
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padrepadre
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#1
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9 years ago
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killian Author
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#2
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9 years ago
Thanks sir
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