One isotope of lead has 82 protons and 124 neutrons in its nucleus. What is the number of protons in the nucleus of any other isotope of lead?

asked Feb 1, 2015 169k views

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82, the number of protons are the same;its atomic/proton number is 82.

Just Eric answered Feb 2, 2015

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every isotope of lead has 82 protons

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