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CHEM1012 (L2) Online Quiz #1

Multiple fill-in-the-blank

A 187Re3- anion contains [Fill in the blank] protons, [Fill in the blank] neutrons, and [Fill in the blank] electrons. (Input numbers only.)

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We are told to fill in blanks for an ion: a 187Re3- anion contains [Fill in the blank] protons, [Fill in the blank] neutrons, and [Fill in the blank] electrons. First, identify the atomic number of Re (rhenium). ......Login to view full explanation

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