The nucleus of an atom of an element contains 11 protons and 12 neutro – InterviewSolution

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1.	The nucleus of an atom of an element contains 11 protons and 12 neutrons . Determine the atomic number and mass number of the element.
Answer» SOLUTION :ATOMIC number=number of PROTONS =11 MASS number=number of protons+number of neutrons =11+12=23

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