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Mixture Problems

Mixture Problems. How much pure antifreeze must be added to 12 L of a 40% solution of antifreeze to obtain a 60% solution?. A pharmacist wishes to make 1.8 L of a 10% solution of boric acid by mixing 7.5% and 12% solutions. How much of each type of solution should be used?.

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Mixture Problems

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  1. Mixture Problems

  2. How much pure antifreeze must be added to 12 L of a 40% solution of antifreeze to obtain a 60% solution?

  3. A pharmacist wishes to make 1.8 L of a 10% solution of boric acid by mixing 7.5% and 12% solutions. How much of each type of solution should be used?

  4. How much of an 18% solution of sulfuric acid should be added to 360 mL of a 10% solution to obtain a 15% solution?

  5. How many gallons of cream that is 23% butterfat and milk that is 3% butterfat must a dairy farmer mix to make 30 gallons of milk that is 4% butterfat?

  6. A car radiator is filled with 5 L of a 25% antifreeze solution. How many liters must be drawn off and replaced by a 75% antifreeze solution to leave the radiator filled with a 55% antifreeze solution?

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