Question
In preparing $500 \mathrm{~mL}$ of a topical formulation, a community pharmacist used $8 \mathrm{~mL}$ of liquid phenol. What is the percentage strength $(\mathrm{v} / \mathrm{v})$ of the liquefied phenol in this topical formulation?
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Step 1: Calculate the percentage strength of the liquid phenol in the topical formulation. Show more…
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