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03-02-2015
Chemistry

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One isotope of nitrogen has 7 protons and 8 neutrons. Which is the correct reference for this isotope?

A.
nitrogen-15

B.
nitrogen-8

C.
nitrogen-7

D.
nitrogen-1

Respuesta :

03-02-2015

D nitrogen-1 because you divide the two numbers to get what left of the nitrogen

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