Cocaine Purity Varies from where its from, what its been mixed with, and how its being sold. It can be anywhere between 13% - 95% pure. 95% obviously being the best and most expensive.
http://www.usdoj.gov/ndic/pubs07/997/cocaine.htm
That link should give you an idea..
100%
Cocaine is C17H21NO4 and has a molar mass of 303.353 g/mole. Mass of oxygen in cocaine is 4x16 = 64. So, % oxygen by mass is 64/303.353 (x100) = 21% (to 2 sig. figs)
about 22 times
Cocaine
cocaine + anything else
It is a measurement of cocaine. a 20 is .8g to 1 gram of cocaine.
No cocaine is not from a rock, cocaine is from the leaves of the tropical coca plant.
36 ounces of cocaine or a Brick of drugs usually Cocaine
cocaine
No, it does not contain cocaine.
It comes as pure white crystalline powder. Cocaine HCl (or Cocaine Hydrochloride) is your answer.
Cocaine is not a pneumonia its a drug