94. Solving a chemistry problem
42 Determine the percentage of indifferent impurities in a sample of copper sulphate, if after dissolving its sample a in nitric acid and electrolysis of the resulting solution, X copper is isolated on a platinum cathode:
Options A B C
aCuSO4*5H2O, g 0.4556 0.5237 0.6274
ХCu, g 0.1145 0.1322 0.1586
If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.
No customer reviews yet.