Determine volume from ratio strength and drug quantity
3. Percent, Ratio, mg/mL, PPM, PPB 3.2) Ratio 3.2.1) Ratio - General
3.2.1.1) Ratio - General Normal 1
Total tried: Correct: Wrong:
Determine the volume of a solution which will contain 0.505 g of drug, if its strength is expressed as 1 : 990.
Click on the button below to see the answer and explanations
lb equals 500 mL kg
-
1 : 990 means, 1 g of drug is present in each 990 mL of the solution.
To determine the volume of the solution which contains 0.505 gram of drug, we can write
`(1 \quad g)/(990 \quad mL)=(0.505 \quad g)/x therefore x = 500 ` mL.
Answer.