Atomic Mass Number | MCQs
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A. None of these
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B. 6
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C. 12
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D. 18
Explanation
Mass number = Protons + Neutrons
Given 6 protons and 6 neutrons, the mass number is 6 + 6 = 12.
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A. 14amu
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B. 13amu
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C. None of these
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D. 12amu
Explanation
The atomic mass of carbon is defined as 12.01 amu (atomic mass unit).
Since carbon exists as a single element, its molecular mass is also 12.01 amu.
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