How many milligrams are present in 60 mL of a 5% w/v triamcinolone preparation?

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Multiple Choice

How many milligrams are present in 60 mL of a 5% w/v triamcinolone preparation?

Explanation:
In a percent weight/volume (w/v) solution, the percent tells you how many grams of solute are in every 100 mL of solution. A 5% w/v preparation has 5 g in 100 mL. For 60 mL, the amount scales linearly: 60/100 × 5 g = 3.0 g. Converting to milligrams gives 3.0 g × 1000 mg/g = 3000 mg. Another quick check: 5 g per 100 mL is 50 mg per mL, so 60 mL contains 60 × 50 mg = 3000 mg.

In a percent weight/volume (w/v) solution, the percent tells you how many grams of solute are in every 100 mL of solution. A 5% w/v preparation has 5 g in 100 mL. For 60 mL, the amount scales linearly: 60/100 × 5 g = 3.0 g. Converting to milligrams gives 3.0 g × 1000 mg/g = 3000 mg. Another quick check: 5 g per 100 mL is 50 mg per mL, so 60 mL contains 60 × 50 mg = 3000 mg.

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