You need 360 mL of a 40% alcohol solution. On hand, you have a 15% alcohol mixture and a 55% alcohol mixture. How much of each mixture will you need to obtain the desired solution? You will need mL of the 15% solution and ML of the 55% solution.

Q: You need a 60% alcohol solution. On hand, you have a 200 mL of a 55% alcohol mixture. You also have…

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Q: You need a 70% alcohol solution. On hand, you have a 195 mL of a 20% alcohol mixture. You also have…

A:

Q: A chemist working on a flu vaccine needs to mix a 10% sodium-iodine solution with a 60%…

A: Given information: 10% sodium-iodine solution with a 60% sodium-iodine solution to obtain 50…

Q: You need a 50% alcohol solution. On hand, you have a 585 mL of a 25% alcohol mixture. You also have…

A: 25 %  alcohol mixture means,  100 ml  of solution contains  25 ml  of alcoholso  585 ml  of solution…

Q: A nursery has $40,000 of inventory in dogwood trees and red maple trees. The profit on a dogwood…

A: Total inventory a nursery  in dogwood trees and red maple trees is $40,000. Profit on a dogwood tree…

Q: Jolene invests her savings in two bank accounts, one paying 3 percent and the other paying 8 percent…

A: Let amount invested at rate 8% be p. It is given that amount invested in lower yielding account is…

Q: You need a 30% alcohol solution. On hand, you have a 30 mL of a 15% alcohol mixture. You also have…

A: We need a 30% alcohol solution. On the other hand, you have 30 mL of a 15% alcohol mixture. You also…

Q: A doctor needs to administer two drugs to a patient. The amount of Drug A administered must be 3…

A: Refer to the question, Here a patient is administered by 2 drugs by the doctor.. let x be the amount…

Q: You need a 45% alcohol solution. On hand, you have a 495 mL of a 40% alcohol mixture. How much pure…

A: Let's find.

Q: You need a 65% alcohol solution. On hand, you have a 55 mL of a 35% alcohol mixture. You also have…

A: First we assume that x be the amount of the 70% mixture.Then using the data given in the problem…

Q: You need a 30% alcohol solution. On hand, you have a 315 mL of a 15% alcohol mixture. You also have…

A: Here we have to take the concentration equation and solved then to get the answer so I'm providing…

Q: You need 760 mL of a 40% alcohol solution. On hand, you have a 95% alcohol mixture. How much of the…

A: Let the amount of 95% alcohol mixture to be added= x ml Let the amount of pure water to be added= y…

Q: You need a 25% alcohol solution. On hand, you have a 300 mL of a 5% alcohol mixture. You also have…

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Q: A chemical company mixes pure water with their premium antifreeze solution to create an inexpensive…

A: Given that A chemical company mixes pure water with their premium antifreeze solution to create an…

Q: How much water should be added to 30 gallons of a solution that is 70% antifreeze to get a mixture…

A: Given: Pure water=70% antifreeze

Q: You need a 50% alcohol solution. On hand, you have a 390 mL of a 40% alcohol mixture. You also have…

A: Allegations and mixture s

Q: You need 1050 mL of a 30% alcohol solution. On hand, you have a 25% alcohol mixture. How much of the…

A:

Q: You need to mix a 6% peroxide solution with a 9% peroxide solution to obtain 36 ounces of an 8%…

A: Given- Mixing of two solutions with a 6% peroxide solution and a 9% peroxide solution to obtain a 36…

Q: You need a 45% alcohol solution. On hand, you have a 60 mL of a 40% alcohol mixture. You also have…

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Q: You need a 20% alcohol solution. On hand, you have a 140 mL of a 5% alcohol mixture. You also have…

A:

Q: You need a 65% alcohol solution. On hand, you have a 105 mL of a 15% alcohol mixture. You also have…

A: Given: On hand, you have 105mL of 15% alcohol solution, You also have 80% alcohol mixture.

Q: You need 560 mL of a 45% alcohol solution. On hand, you have a 20% alcohol mixture. How much of the…

A: Let m be the amount in mL you need of the 20% mixture. The amount of alcohol in the mixture is…

Q: how many gallons (of the 80 percent rum) do you need to add?

A:

Q: You need a 40% alcohol solution. On hand, you have a 420 mL of a 20% alcohol mixture. You also have…

A: Given problem:- You need a 40% alcohol solution. On hand, you have a 420 mL of a 20% alcohol…

Q: You need a 55% alcohol solution. On hand, you have a 440 mL of a 25% alcohol mixture. You also have…

A: We know that, 25% alcohol mixture means, 100ml of solution contain  25ml of alcohol, so 440 ml of…

Q: Pure acid is to be added to a 10​% acid solution to obtain 36L of a 40​% acid solution. What amounts…

A: We need to find the amounts of each acid.

Q: You'need a 55% alcohol solution. On hand, you have a 120 mL of a 50% alcohol mixture. You also have…

A: Needed amount of alcohol solution =55%

Q: How much pure acid should be mixed with 6 gallons of a 50% acid solution in order to get an 80% acid…

A:

Q: A chemist needs to stengthen a 25% solution with a 60% solution to obtain a 30% solution. How much…

A: A chemist needs to strengthen a 25% solution with a 60% solution to obtain a 30% solution.  300 be…

Q: You need a 40% alcohol solution. On hand, you have a 275 mL of a 5% alcohol mixture. You also have…

A: Mixture Question

Q: Sol Lushen, a chemistry student, has two solutions, solution A and solution B.  Solution A contains…

A: Let the amount of solution A be x  And the amount of solution B be y.

Q: A delivery truck is transporting boxes of two sizes: large and small. The combined weight of a latge…

A: Given: The combined weight of a large box and small box = 85 pounds Number of large boxes = 55…

Q: You need a 50% alcohol solution. On hand, you have a 420 mL of a 5% alcohol mixture. You also have…

A: Consider,  You will need x mL of the 85% solution. Then, we have to find the value of x.

Q: You need a 40% alcohol solution. On hand, you have a 240 mL of a 35% alcohol mixture. You also have…

A:

Q: You need a 30% alcohol solution. On hand, you have a 180 ml of a 25% alcohol mixture. You also have…

A: Given:        Let x be the amount of 60% mixture  =60100x…

Q: How many gallons of a 60​% antifreeze solution must be mixed with 60 gallons of 20​% antifreeze to…

A: Let the number of gallons of 60% antifreeze be ‘x’.60 gallons of 20% antifreeze and total volume =…

Q: You need a 50% alcohol solution. On hand, you have a 110 mL of a 10% alcohol mixture. You also have…

A:

Q: What quantity of 80% acid solution must be mixed with a 20% solution to produce 400ml of a 60%…

A: Given we need to form a 400 ml of a 60% solution by mixing 80% acid solution with 20% solution.Let…

Q: Allison needs 18 liters of a 5% saline solution. She has a 1% solution and a 10%solution available.…

A: Given:The 5% of saline solution contains a miture of 1% and 10% solutions.The total amount of saline…

Q: A chemical company makes two brands of antifreeze. Brand A is 45% pure antifreeze and brand B is 70%…

A: Consider the given question,Let x = Amount of 45% antifreezeAnd, y = Amount of 70%…

Q: You need a 50% alcohol solution. On hand, you have a 500 mL of a 95% alcohol mixture. How much pure…

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Q: What quantity of 70 percent acid solution must be mixed with a 30 percent solution to produce 600 mL…

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Q: Armond has two solutions available in the laboratory, one with 5% alcohol and another with 13%…

A: The concentration in percentage can be converted to a decimal value by dividing the percentage by…

Q: You need a 95% alcohol solution. On hand, you have a 55 mL of a 50% alcohol mixture. How much pure…

A: You need a 95% alcohol solution. On hand, you have a 55 mL of a 50% alcohol mixture. To determine…

Q: How many quarts of pure antifreeze must be added to 7 quarts of 40% antifreeze solution to obtain a…

A: Let us add x quarts of pure antifreeze to the 7 quarts of 40% antifreeze, to achieve 50% antifreeze…

Q: You need a 70% alcohol solution. On hand, you have a 200 mL of a 65% alcohol mixture. You also have…

A:

Q: Joy needs to mix a 10% saline solution with a 40% saline solution to create 200 millileters of a 13%…

A:

Q: What quantity of a 70% acid solution must be mixed with a 40% solution to produce 150 mL of a 60%…

A: Given.

Q: A chemist has three different acid solutions. The first acid solution contains 20%20% acid, the…

A: Explanation: Suppose,  Given that,  Using 3 times as much of the 50% solution as the 30% solution.…

Q: You need 1045 mL of a 10% alcohol solution. On hand, you have a 5% alcohol mixture. How much of the…

A:

Polynomials

Try substituting 1. You will get 6 and not 0. Try other real values also. What About -2? Let us check.