5.將0.1M的醋酸水溶液與0.1M的氫氧化鉀水溶液等體積混合,混合液中下列濃度比較,何者正確?
(A)(CH3COOH之Ka=1.8×10-5) [CH3COO-] = [Na+]>[H+]>[OH-]
(B) [CH3COO-] = [Na+]>[OH-]>[H+]
(C) [Na+]>[CH3COO-]>[OH-]>[H+]
(D) [CH3COO-]>[Na+]>[OH-]>[H+]
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統計: A(1), B(10), C(16), D(1), E(0) #2278482
統計: A(1), B(10), C(16), D(1), E(0) #2278482