12. Решение задачи по химии №001 245

2. Calculate the pH values of the following solutions of acids, bases, salts and buffer solutions
Acid solution Base solution Salt solution Buffer solution
0.03 MH3AsO4 Kal=5.6*10-3 0.04 M Ca(OH)2 0.01 M NaNO2 Kal4*10-4 15 ml 0.01 M CH3COONa Ka=1.8*10-5

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