Seudónimo Seudónimo
  • 17-05-2017
  • Chemistry
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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 :

mor725 mor725
  • 17-05-2017
im  just guessing..... c
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whitesoxlady
whitesoxlady whitesoxlady
  • 17-05-2017
This is definitely B. carbon 12.
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