Percentages + mixtures and solutions - practice problems
Number of problems found: 111
- Salt solution
Calculate the weight of a 50% salt solution we prepare from 120 g of salt. - Vinegar mixing
We mix 70g water and 50g 8% vinegar. How many percents of the solution of vinegar do we produce? - Mixture
How many percentage mixtures do we get by adding 23ml of matter to 89ml of water? - Solutions 70424
To what extent do we need to mix 82% and 54% solutions to get a 76% solution? - Salicylic 38401
Prepare 600 g of an 8% solution of salicylic acid. - Fertilizer
I have 4 liters of 10% fertilizer. How much water do I need to add to have a 2% solution? - Alcohol mixing
How much must 64% of the alcohol be poured into 6 liters of 85% alcohol to produce 79% alcohol? - Diabetes 6057
Diabetes contains 13% sugar. From what amount of diabetes do we get 15q of sugar? How much sugar do we get from 15q of diabetes? - Bronze
How much tin is in 3.6 kg of bronze if it contains 15%? - Calculate 44351
Calculate how many grams of iodine and ethanol are needed to prepare 200 grams of 6% iodine in ethanol solution. - Solution 38451
Prepare 2 liters (kg) of a 3% salt solution in water. - Solutions, mixtures
We have 2 liters of 20% solution available. How much 70% solution do we need to add to get a 30% solution? - Mushrooms
Mushrooms lose 90% by weight drying. How many fresh mushrooms are needed for 5 kg of dried mushrooms? - Fruit tea
Tea contains 7% of fruit components and 12% of sugar in this component. How many percents of sugar is represented in the whole tea? - Percentage 37141
Mix 0.8 kg of sugar into 2.4 kg of water. What percentage of sugar solution do we get? - Grams
How many grams of 5% solution do we need to add to 100g of 50% solution to get a 20% solution? - Water solution
How many grams of salt should we dissolve in 400 g of water to get a 20% solution? - Concentration
We try 0.5 liters of 8% vinegar dilute to a concentration of 20 hundredths % of vinegar. How many liters of water must we add? - Solution 38411
Prepare 250g of a 30% solution of hydrogen peroxide in water. - Solution 38391
Prepare 100g of a 15% blue rock solution.
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