daMarli2ner daMarli2ner

09-09-2016
Chemistry

contestada

what information does the atomic mass of an element provide? a. the sum of electrons and protons in an atom b. the difference between the number of protons and electrons c. the number of protons and neutrons in an atom d. the number of isotopes

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Gladvin Gladvin

10-09-2016

C. the number of protons and neutrons in an atom

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