The formula for ibuprofen is C13H18O2?

Question

How many moles of ibuprofen contain 1.23x10 to the 23rd power. atoms of carbon???

Been trying to figure this out for hours and I'm stuck. If you can help, please also tell me how you got the answer. Thanks!

Answer 1

Favorite Answer

1 mole of anything is the Avogadro number of them = 6.022 x 10^23.

1 mole of Ibuprofen contains 13 moles of C atoms = 13 x 6.022 x 10^23 atoms. = 78.286 x 10^23

Number of moles of Ibuprofen containing 1.23 x 10^23 atoms of carbon

1.23 x 10^23 / 78.286 x 10^23 = 0.0157 moles Ibuprofen.