21. Решение задачи по химии №002 156

69. Explain why buffer solutions slightly change the concentration of hydrogen ions when small amounts of alkalis or strong acids are added to them. Write the reaction equations and explain the formation of which products determines the direction of the reaction.
2. Determine the hydrogen ion concentration and pH of the buffer solution of the following composition.
69
0.5MCH3COOH
1M CH3COONa

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