Chemistry

What is the nuclear charge of an atom with a mass of 23 and an atomic number of 11?
(1) 11+ (2) 12+ (3) 23+ (4) 34+

How do you figure this out? Would the answer be (1) 11+ since the atomic number is 11 and atomic #=protons which are positive??

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  1. Each of the 11 protons in the nucleus has a charge of (+1). What is the total charge?

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