Seudónimo Seudónimo

17-05-2017
Chemistry

contestada

A mole is the amount of a substance that contains as many particles as the number of atoms in 12 grams of what isotope?

A. Boron-12
B. Carbon-12
C. Calcium-39
D. Aluminum-26

Respuesta :

17-05-2017

im just guessing..... c

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whitesoxlady whitesoxlady

17-05-2017

This is definitely B. carbon 12.

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