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What is the mass number of a carbon atom that contains six protons.
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What is the mass number of a carbon atom that contains six protons.

User Dragos Rizescu
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19 votes

Answer:

a carbon-12 atom has 6 protons, 6 neutrons, and 6 electrons, so its mass number is 12 and its atomic number is 6 . a carbon-14 atom has 6 protons, 8 neutrons, and 6 electrons, so its mass number is 14 and its atomic number is 6

User Ewan Mellor
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