A member asked:

I am a pharmacist i read on a drug that" it take 2 years to 200 mg of drug to decompose by 40%" did they mean 40 % remained or decomposed ?

A doctor has provided 1 answer

Dr. Robert Kwok answered

My vote: decomposed: I vote for 40% decomposed, if the sentence says "to decompose by 40%", meaning what remains is 60% of the original amount. However, we don't know for sure what the original author intended to mean.

Dr Raff and another doctor agreed

Answered 12/14/2013

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A member asked:

I am a pharmacist i read on a drug that" it take 2 years to 200 mg of drug to decompose by 40%" did they mean 40 % remained or decomposed ?

A doctor has provided 1 answer

Dr. Robert Kwok answered

Dr Raff and another doctor agreed

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