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How many milliliters of a 1% w/v epinephrine injection must be used to prepare 20 mL...

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Chemistry

How many milliliters of a 1% w/v epinephrine injection must beused to prepare 20 mL of an injection containing 1:200,000 w/vepinephrine?

Answer & Explanation Solved by verified expert
4.2 Ratings (884 Votes)
Ans Step 1 A 1 wv means there is 10 g of solute per 1000 mL of the solution So stock Epn 10 g Epn 100 mL solution While preparing stock solution 1 g of pure solid epinephrine would be dissolved to yield 100 mL of solution 1st Dilution factor in stock    See Answer
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