85. Solving a chemistry problem

85. Solving a chemistry problem

3. What percentage of copper is in copper sulfate if its sample is 0.4518 g? After dissolving the sample and adding excess KI, 18.10 ml of Na2S2O3 solution with a concentration of 0.1000 mol/l is spent on titration.

Additional information:

If you cannot open the file or have any problems, do not rush to leave a negative review! Contact me and I will quickly help you solve the problem. After purchasing, please leave a positive review of the product :)