87. Solving a chemistry problem

87. Solving a chemistry problem

7. Determine the concentration of sodium chloride in the solution (g/l), if the following results were obtained during potentiometric titration of 20.0 ml of a 0.2000N Hg2(NO3)2 solution:
V, Hg2(NO3)2, mL 10.0 18.0 19.0 19.5 19.9 20.0 20.1 20.5
E, mV 501 552 570 589 629 704 737 757

Additional information:

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