Codeine (C18H21NO3 ), a weak base that is an ingredient in many cough syrups, is known...

 

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Codeine (C18H21NO3 ), a weak base that is an ingredient in many cough syrups, is known to have addictive properties. People are now asked for identification when purchasing cough medicine containing codeine. What is the percentage protonation of a 0.0076 M solution of codeine, with pK, = 5.78? Do not enter the % sign as part of your answer. Codeine (C18H21NO3 ), a weak base that is an ingredient in many cough syrups, is known to have addictive properties. People are now asked for identification when purchasing cough medicine containing codeine. What is the percentage protonation of a 0.0076 M solution of codeine, with pK, = 5.78? Do not enter the % sign as part of your answer.