Question

Which equivalence factor should you use to convert from 4.28 x 1019 molecules of O2 to moles of O2?

(1 mol O2/4.28 x 1019 molecules O2)

(4.28 x 1019 molecules O2/1 mol O2)

(1 mol O2/6.02 x 1023 molecules O2)

(6.02 x 1023 molecules O2/1 mol O2)

Answer 1

@kainui @Nnesha @kevin @welshfella @welch.chloe

Answer 2

sorry idk :/

Answer 3

ok

Answer 4

number of moles of any compound = \[\frac{\text{Given number of molecules}}{\text{Avogadro's number}(N_A)}\]

Answer 5

number of moles =\[\frac{4.28*10^{19}}{6.023 * 10^{23}}\]

Answer 6

@Kevin

Answer 7

(1 mol O2/6.02 x 1023 molecules O2) maybe

Answer 8

Thanks!

Answer 9

:)