February 2019 1 12 Report
Tolong dijelaskan dengan oret2an ya agar paham

sebanyak 4,1 gram garam LX dilarutkan ke dalam air sehingga volume larutan 500 cm^3. Jika pH larutan 9 dan Ka= 10^-5 maka massa molekul relatif garam LX adalah...

A. 820
B. 205
C. 125
D. 82
E. 76

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