Determine drug quantity from ratio strength and volume
3. Percent, Ratio, mg/mL, PPM, PPB 3.2) Ratio 3.2.1) Ratio - General
3.2.1.1) Ratio - General Normal 1
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The strength of a medication is expressed as 1 : 100. Determine the quantity of drug in 840 mL of this product.
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lb equals 8.4 g kg
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1 : 100 means, 1 g of drug is present in each 100 mL of the solution.
To determine the gram amount of drug present in 840 mL of the solution we can write:
`(1 \quad g)/(100 \quad mL)=x/(840 \quad mL) therefore x = 8.4 ` g.
Answer.