vi2olZikswanaJ vi2olZikswanaJ

31-01-2016
Chemistry

contestada

How many moles are equivalent to 5.75x1024 atoms of Al?
a. 9.55 mol of Al
c. 5.46mol Al
b. 9.61mol Al
d. 10.10mol Al

Respuesta :

soorvora soorvora

31-01-2016

1 mole = 6.02 * 10^23 atoms. (avogadro's number)

5.75*10^24 atoms Al * ( 1 mol Al/ 6.02 * 10^23 atoms Al) = 9.55 mol

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