81 Решение задачки по химии №08 115

21. The gas mixture obtained by calcining 68.2 g of a mixture of calcium carbonate and copper (II) nitrate has a relative argon density of 1.091. This mixture was passed through 320 g of a 14% potassium hydroxide solution. Calculate the mass fraction of the acid salt in the resulting solution.

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