October 2018 1 59 Report
Mohon bantuannya. tolong di jawab beserta caranya.
2.Sebanyak 1,96 gram suatu garam XCN padat di masukkan kedalam 100ml larutan asam sianinda 0,1 M sehingga terbentuk larutan penyangga dengan pH = 6. jika volume larutan dianggap tetap dan Ka asam sianinda = 4 x 10^-6, tentukan Ar X DAN UNSUR X ! (Ar : C = 12, N = 14 ) .
jawaban di tunggu paling lambat jam 6 sore !

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