K = pH = - log V1.8 × 10-5 × 2 = - log V0.36 × 10-4 = -log ( 0.6 × 10-2 ) = 0.2218 + 2 = 2.2218 = 2.22 ( b )醋酸 CHA COOH 和醋酸鈉 CHA COONa 具有共同的 ...
確定! 回上一頁