December 2018 1 26 Report
Hitunglah pH dari larutan berikut :
a. (NH4)2SO4 0,1 M (Kb NH4OH = 2×10^-5)

b. NH4CN 0,2 M (Kb NH4OH = 2×10^-5 Ka HCN = 10^-10)

c. 50 mL CH3COOH 0,2 M + 50 mL Mg(OH)2 0,1 M. (Ka CH3COOH = 10^-5)



tolong dibntu ya kak sebisanya :) terima kasih
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