16. Решение задачи по химии №001 606

1. Plot potentiometric titration curves in pH–V coordinates. Determine the concentration of HCl, if the following results are obtained when titrating 20 ml of the analyzed acid solution with 0.10 N NaOH solution:
VNaOH, ml 10.0 18.0 19.0 19.9 20.0 20.1 21.0 22.0
pH 1.48 2.28 2.59 3.60 7.00 10.60 11.50 11.68