Chemistry, 10.11.2021 18:10 lovely222

Cân 2,1g NaHCO3 cho vào 250 ml nước cất, ta thu được dung dịch B. Tính pH và đệm năng của dung dịch B. Biết axit H2CO3 có pKa1 = 6,35; pKa2 = 10,33.

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Cân 2,1g NaHCO3 cho vào 250 ml nước cất, ta thu được dung dịch B. Tính pH và đệm năng của dung dịc...

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