November 2019 1 365 Report
Lima puluh mL larutan HCN 0,2 M dicampurkan dengan 50mL larutan 0,1 M Ca (CN)2. jika KaHCN = 10^-6, maka pH campuran adalah

A. 7
B. 6 + log 2
C. 7 – log 2
D. 6
E. 6 – log 2


Pake cara dan penjelasan ya kakak ^_^


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