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Question 1087325: you need to prepare a 30 ml solution of a 1.6 syrup solution . You have on hand a 50% syrup solution , and a 1:200 soda solution . How many ml of each solution do you need to create this final solution ?
Click here to see answer by ikleyn(52782)

Question 1087328: If you add 16 g of salicylic acid to 84 g of an ointment base, what is the final concentration (w/w) of the product?
Click here to see answer by ikleyn(52782)

Question 1087328: If you add 16 g of salicylic acid to 84 g of an ointment base, what is the final concentration (w/w) of the product?
Click here to see answer by josgarithmetic(39617)

Question 1087327: you need to prepare a 30 ml solution of a 1.6 syrup solution . You have on hand a 50% syrup solution , and a 1:200 soda solution . How many ml of each solution do you need to create this final solution? Note : The % of soda or syrup solutions in inventory for each of the following questions is imaginery. The soda and syrup included in my lab kit are 100% solutions . So for this experiment , assume the soda and syrup in my kit are at the same % identified for this question.
Click here to see answer by josgarithmetic(39617)

Question 1087294: Assume the wall height in this home is 8ft
If wallpaper costs $170.38 per roll. If one roll covers 20m�, how much will it cost to put wallpaper in both Bedrooms 2 and 3? Assume 35% of the walls are covered by windows and doors, and ignore the built-in cupboards (1 meter = 3.28ft)
(Bedrooms 2 is 8'�12'and Bedroom 3 is 8'�12')
Click here to see answer by Fombitz(32388)

Question 1087326: 1. Drysol contain 5 g of aluminum chloride hexahydrate in 42 ml of an alcohol base. What is the final strength of Drysol?
Click here to see answer by jorel1380(3719)

Question 1087727: Maria find two locations on a map one location is 73 1/2 miles away and the other location is 56 3/4 miles away . How much further is the first location

Click here to see answer by ikleyn(52782)

Question 1087896: How many gallons of a 90% antifreeze solution must be mixed with 60% gallons of 15% antifreeze to get a mixture that is 80% antifreeze?

Click here to see answer by jorel1380(3719)

Question 1088063: A bartender needs to make 5 gallons of a mixed drink containing 12% alcohol. she is going to combine a 10% with a 15% alcohol. how much of each should she use?
Click here to see answer by Tatiana_Stebko(1539)

Question 1088113: A pharmacist wishes to mix a solution that is 77% Minoxidil. She has on hand 100100 ml of a 11% solution and wishes to add some 99% solution to obtain the desired 77% solution. How much 99% solution should she add
Click here to see answer by jorel1380(3719)

Question 1088172: You need a 95% alcohol solution. On hand, you have a 55 mL of a 15% alcohol mixture. How much pure alcohol will you need to add to obtain the desired solution?

Click here to see answer by josgarithmetic(39617)

Question 1088034: Mr. Gates bathroom walls arr 91 1/4 inches tall. He wants to mount a mirror with a height of 28 1/4 inches on the wall. The distance from the top of the mirror to the ceiling should be 1/2 from the bottom of the mirror to the floor. Find the distance of the mirror from the floor with ALGEBRAIC EQUATION
Click here to see answer by josmiceli(19441)

Question 1088180: A doctor writes a prescription for 20 mg of Tobramycin antibiotic saline solution. The solution is to be injected intravenously one time a day. On hand we have a 30 mg/ 2ml vial of Tobramycin, do the necessary calculations to give the patient the correct single dosage. (Round to the nearest hundredth)
Click here to see answer by jorel1380(3719)

Question 1088504: River's chemistry class is doing an experiment in which the students create a 30% hydrochloric acid mixture by mixing a certain amount of 25% solution with a different amount of 50% solution. The amount of 25% solution used is 20 liters less than 5 times the amount of 50% solution used. How much of the 25% solution and the 50% solution are needed in all?

Click here to see answer by jorel1380(3719)

Question 1088646: How many ml of 4% and 1% solution are needed to make 1800 ml of 2% solution?
Click here to see answer by natolino_2017(77)

Question 1088661: Equal amounts are invested in each of three accounts paying 3%, 5%, and 15.5% annually. If one year's combined interest income is $963.50, how much is invested in each account?
Click here to see answer by Fombitz(32388)

Question 1088807: A chemist mixes
90
milliliters of a solution that is
75%
acid with
35
milliliters of pure acid.
Answer the questions below. Do not do any rounding.
Click here to see answer by ikleyn(52782)

Question 1088823: I would like to dilute 1 ltr of 85% Phosphoric Acid to 15%. How much water should I add please.
Click here to see answer by josgarithmetic(39617)

Question 1088781: The Nut Factory produces a mixture of peanuts and cashews. The company guarantees that at least 40% of the total weight is cashews. It has a contract to produce 1000 pounds or more of the mixture. The peanuts cost $0.80 per pound, and the cashews cost $1.50 per pound.
(a) Find the amount of each kind of nut the company should use to minimize the cost if 870 pounds of peanuts are available.
peanuts lb
cashews lb
cost $
(b) Find the amount of each kind of nut the company should use to minimize the cost if 390 pounds of peanuts are available.
peanuts lb
cashews lb
cost $
Click here to see answer by Theo(13342)

Question 1089061: Determine the approximate amount of wheat W1 costing Rs. 4.70 that must be mixed with 28 kg of wheat W2 costing Rs. 5.20 in order to gain 48% on selling the resultant mixture at Rs. 3.33 per kg.

Click here to see answer by addingup(3677)

Question 1089268: A solution of monobasic acid prepared by dissolving an equivalent of 1.764g of acid with 500cm of solution,what is the answer
Click here to see answer by josgarithmetic(39617)

Question 1089288: How many liters of a 20% solution of acid should be added to 10 liters of a 30% solution of acid to obtain a 25% solution?
Click here to see answer by addingup(3677)

Question 1089288: How many liters of a 20% solution of acid should be added to 10 liters of a 30% solution of acid to obtain a 25% solution?
Click here to see answer by Edwin McCravy(20056)

Question 1089287: A chemist has a solution of 50% pure acid and another of 80% pure acid. How many gallons of each will make 600 gallons of 72% pure acid?
Click here to see answer by addingup(3677)

Question 1089515: How long would it take $7000 to grow to $28,000 at 9% compounded continuously? Round your answer to thenearest tenth of a year.

Click here to see answer by math_helper(2461)

Question 1089537: Two juices are mixed together. Juice A has 20% sugar and juice B has 6% sugar. How much of each juice should be used to make 20 liters that is 10% sugar?

Click here to see answer by josgarithmetic(39617)

Question 1089888: How many ounces of an alloy containing 35% aluminum must be melted with an alloy containing 65% aluminum to obtain 30 ounces of an alloy containing 55% aluminum?
Click here to see answer by ankor@dixie-net.com(22740)

Question 1089878: What will $153,000 grow to be in 13 years if it is invested today in an account with a quoted annual interest rate of 10% with monthly compounding of interest?
Click here to see answer by ankor@dixie-net.com(22740)

Question 1090120: Sorry I don't know which type it is.
Question:
It is given that the ratio of two numbers is 3:7. If 6 is subtracted from both numbers, their ratio will become 1:3. What is the ratio of number if 6 is added to both numbers?
Thank you very much!
Click here to see answer by Theo(13342)

Question 1090192: Question
A researcher wants a 72 ounce saline solution with a concentration of 7%. She has concentrations of 2% and 14%. How much of each solution must she use to get the desired concentration?
Click here to see answer by ikleyn(52782)

Question 1089796: A certain prescription has a 0.35 cc dosage tolerance factor in its liquid form. If a doctor prescribes 3.9 cc of medication, find the upper and lower limits of the amount of medication that should be given to the patient. Do not round your answer.
Click here to see answer by Fombitz(32388)

Question 1090245: Find the amount of a 12% saline solution that should be added to 80cc of a 22% saline solution in order to have a 16% solution
Click here to see answer by ikleyn(52782)

Question 1090268: a school has 40 teachers. The ratio of the number of female teachers to the number of male teachers at the school is 5.3. how many teachers does the school have.
Click here to see answer by ikleyn(52782)

Question 1090267: a blended juice contains three main ingredients; mango juice, orange juice and distilled water, mixed in the ration 5:4: 1, respectively. how many liters of orange juice are needed to make 25 liters of this blended juice
Click here to see answer by ikleyn(52782)

Question 1090573: Abe bought 3 magazines at x cents each he gave the cashier R12.00 and received R3.15c change. What did each magazine cost?
Click here to see answer by josgarithmetic(39617)

Question 1090575: To rent a venue for a musical, the Media Group has to pay R3000.00 plus R450.00 per day.
1. How much will it cost the group to rent the hall for 5 days?
2. For how many days can they rent the hall if they have R6000.00 available?
3. They decide to stage the show for five nights and wish to make a profit of R60 000.00. What should the price of a ticket be if the hall takes 200 people and they expect a full hall each night?
Click here to see answer by josgarithmetic(39617)

Question 1090653: Two fuel mixtures, one of 2.0% oil and 98% gasoline and another of 8.0% oil and 92% gasoline are to be mixed to make 10L of a fuel that is 4.0% oil and 96% gasoline that is to be used in a chain saw. How much of each L mixture is needed? I need to know the process of algebra that is used to calculate the answer.
Click here to see answer by josgarithmetic(39617)

Question 1090738: In order to complete an experiment in chemistry lab, Sylvia needs to make a mixture of 130 mL of a 37% base solution from a 67% base solution and a 24% base solution. Find the volume of the 67% base solution that Sylvia needs to use to make the mixture.
Find the volume of the 67% Base solution.
Click here to see answer by ankor@dixie-net.com(22740)

Question 1090788: 8 gallons of a 55% acid solution was mixed with 12 gallons of a 65% acid solution. Find the concentration of the new mixture. i really need help with this question. thanks :)
Click here to see answer by ikleyn(52782)

Question 1091074: An antifreeze solution for an automobile is used in a ratio of 1 part antifreeze and 2 parts water. If 2 gallons of antifreeze are used, how much water is needed
Click here to see answer by addingup(3677)

Question 1091143: How much of an alloy that is 10% copper should be mixed with 200 ounces of an alloy that is 90% copper in order to get an alloy that is 30% copper?
Click here to see answer by josgarithmetic(39617)

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