cruzsophia29 cruzsophia29

14-01-2022
Chemistry

contestada

0.25 mole of Mg contains how many atoms?
a 6.022 x 10^23 atoms
b 1.51 atoms
c 0.25 atoms
d 1.51 x 10^23 atoms

Respuesta :

rspill6 rspill6

14-01-2022

Answer:

5.57 x 10^24 atoms of Mg

Explanation:

1 mole = 6.023x10^23 items, by definition. Atoms, in this case.

0.25 moles would be (0.25mole Mg )(6.023x10^23 atoms Mg/mole Mg) = 5.57 x 10^24 atoms of Mg

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