ky4raquileyLsincesi ky4raquileyLsincesi

22-03-2016
Chemistry

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What is the atomic number of an element?
a. The number of valence electrons
c. The number of electrons in the inner most shell
b. The number of protons in the nucleus
d. The total number of electrons

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yannelle98 yannelle98

22-03-2016

the answer is "The number of protons in the nucleus"

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