salenafoxx
salenafoxx
08-06-2017
Chemistry
contestada
how many molecules are in 3.0 moles of O2
Respuesta :
JonHenderson55
JonHenderson55
16-06-2017
Answer: "
1.8 * 10²⁴ molecules of O₂
" .
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3.0 moles O₂ * (6.02 * 10²³ molecules O₂ / 1 mol O₂) =
[ (3.0) *(6.02 * 10²³) ] molecules O₂
= 1.806 * 10²⁴ ; round to 2 significant figures.
= 1.8 * 10²⁴ molecules of O₂ .
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