SOLUTION: I need a final conversion of 20 mg/ml and I have to prepare it in 250 ml.How many mg do I need?

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Question 288464: I need a final conversion of 20 mg/ml and I have to prepare it in 250 ml.How many mg do I need?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
20/1=x/250
x=5000 mg