13 Answered Questions for the topic Mixtures

01/03/20

How to change mixture for a solution with a given ratio?
I have a mixture with 70% of one composite element and 30% of another composite element. I want to change the mixture to 50%/50% and the total weight to be 1kg or 1,000g.How much of the 30%... more
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08/14/18

Please Help, I have a ratio problem I can't solve
An Arnold Palmer is a half lemonade, half iced tea mix. Maggie is trying to make herself an Arnold Palmer, but she likes hers to be 2/3 lemonade and 1/3 iced tea. She currently has a 22 oz of 50-50... more
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Mixtures

06/28/18

How much of an alloy that is 30% copper should be mixed with 600 ounces of an alloy that is 80% copper in order to get an alloy that is 60% copper?
theres none just that 
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12/08/17

Can someone help me with these two chemistry problems?
I'm having trouble with them and idk what to do   2. A student has identified a material as a mixture. What is the minimum number of distinct substances that the student has detected in the... more
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Mixtures Word Problem

10/11/17

Can you please give the answer with an algebraic solution? Thank you.
A solution that is 10% antifreeze is mixed with a that is 20% antifreeze to produce 50L of solution that is 15.6% antifreeze. How many liters at the 10% solution are used?
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Mixtures

01/30/17

bottle of mineral water contains 16oz. of liquid with 4% calcium. Ho many shoud be poured out and replaced with a 6% calcium solution to obtain a 4.5% calcium?
A bottle of mineral water contains 16oz. of liquid with 4% calcium content. How many ounces of this liquid shoud be poured out and replaced with a 6% calcium solution to obtain a 4.5% calcium... more
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Mixtures

09/28/16

See description.
Rachel is setting up a 20-gallon saltwater fish tank that needs to have a salt content of 3.5% If Rachel has a container of water that has 2.5% salt content and another container of water that has... more
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Mixtures

09/29/15

See description. It was too long to go here.
Big Dog sells a beef-based dog food for $2.30 per pound and a lamb-based food for $3.80 per pound. They sell a mixture of the two kinds of food for $2.90 per pound. Let b represent the amount of... more
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Mixtures Linear Equations

02/28/15

How many liters of pure water should be mixed with a 19-L solution of 80% acid to produce a mixture that is 80% water
This is a linear equation involving a mixture. I am unsure how to solve  
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Mixtures

10/10/14

A radiator contains 15 quarts of fluid, 10% of which is antifreeze.
A radiator contains 15 quarts of fluid, 10% of which is antifreeze. How much fluid should be drained and replaced with pure antifreeze so that the new mixture is 30% antifreeze? 
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09/17/14

what is the percent concentration of the resulting mixture? Round to the nearest tenth of a percent.
A student mixed 50ml of a 3% hydrogen peroxide solution with 30 ml of a 12% hydrogen peroxide solution. Find the percent concentration of the resulting mixture. Round to the nearest tenth of a... more
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Mixtures

09/15/14

One canned juice drink is 30% orange juice; another is 10% orange juice. How many liters should be mixed together in order to get 20L that is 21% orange juice?
One canned juice drink is 30% orange juice; another is 10% orange juice. How many liters should be mixed together in order to get 20L that is 21% orange juice?
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Mixtures

03/17/14

mixture question
i keep doing this one over and over and i must be not setting it up correctly.help! quesiton:how many liters of a 15% salt solution must be added to 2 liters of a 30% salt solution to yield a... more
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