94. Решение задачки по химии №009 407

How many g of potassium hydroxide containing 6.00% impurities must be taken to prepare 250 cm3 of a solution with a mass fraction of 25.85% and a density of 1.245 g/cm3? With what accuracy should the sample be calculated, and on what scales should it be weighed?

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.