A chemist needs to mix a 12% acid solution with a 32% acid solution to obtain an 8‐liters mixture consisting of 20% acid. How many liters of each of the acid solutions must be used?

Q: A concentrated solution contains 10% salt. How many liters of this solution does Mary need to add to…

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Q: A doctor prescribes 4 oz of 7.5% hydrocortisone to a patient. Hydrocortisone is available in 10% and…

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Q: If you have a bottle with 5L of a solution in it and you remove quantities of 1L, 200ml, 50ml, and…

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Q: A solution of ethyl alcohol that is 75% alcohol by weight is to be used as a bactericide. The…

A: Consider the provided information, Let x is grams of water and y is grams of 95% ethyl alcohol. So,…

Q: A patient needs 1mg of a medication. The Australian Injectables Drug Handbook states that each gram…

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Q: How many ounces of dried apricots must be added to 18 oz of a snack mixthat contains 20% dried…

A: Let x oz  of dried apricots must be added .18 oz of a snack mix contains 20% dried apricots  20% of…

Q: you are serving 160 guests a 1/2 cup portion of cubed watermelon. each watermelon weighs 20 pounds…

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Q: A patient needs 2mg of a medication. The Australian Injectables Drug Handbook states that each gram…

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Q: A patient needs 4mg of a medication. The Australian Injectables Drug Handbook states that each gram…

A: The patient needs a medication of 4mg and as per Australian Injectables Drug Handbook 1 gram value…

Q: How many cups of pure water should be mixed with 6.5 cups of a 30% acid solution to dilute it into a…

A: Given    6.5 cups of 30% acid solution to dilute it ito a 2% acid solution.

Q: How many grams of pure acid must be added to 40 grams of a 20% acidsolution to make a solution which…

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