October 2018 1 52 Report
Tolong dibantu ya,... kasih tau caranya Sebanyak 50 ml larutan asam nitrit (HNO2) 0,2M dicampur dengan 25 ml KOH 0,4M, lalu ditambahkan air lagi hingga volum larutan menjadi 350 ml. jika Ka HNO2 = 4 x10 ^-8 , berapakah pH campuran?
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