1. ibuprofen, c13h18o2, is the active ingredient in many non-prescription pain relievers.
(a) if the tablets in a bottle contain a total of 13 g of ibuprofen, how many moles of ibuprofen are in the bottle?
work

n= mass/mr
n=13/206.29g
n=0.0630n

(b) how many atoms of ibuprofen are in the bottle?

i believe it would cause an increase of percipitation, though i could be wrong. so i would say b is the answer.

the answer is c most of the fortnite players usually buy v bucks to get the battle pass and other cosmetics but some players who are referred to as "no skins" don't   buy skins and are usually noobs.

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