7. A powdered drug comes in a vial containing 2.4 g. If the total volume after the diluent is injected is 6 mL, what is the percent strength of the solution? 8. A patient medication order calls for a liter bottle of acetic acid irrigation solution 0.25%. How many mg of acetic acid are contained in each 30 mL irrigation dose? 9. How many mg of certified red color should be used in preparing 5 liters of a 0.01% solution?
Added by Trevor J.
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To find the percent strength of the solution, we need to convert the mass of the drug from grams to milligrams because the percent strength is usually expressed in mg/mL. There are 1000 mg in 1 g, so 2.4 g is 2400 mg. The percent strength is then (2400 mg / 6 mL) Show more…
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