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27.某燒杯內裝有一公升1.0 M的鹽酸(HCl水溶液),若將下列不同莫耳數的氫氧化鈉(NaOH固體)加入燒杯內,混合均勻,何者最接近中性(pH=7)?(A)0.5莫耳 (B)0.8莫耳 (C)1.0
問題詳情
27.某燒杯內裝有一公升1.0 M的鹽酸(HCl水溶液),若將下列不同莫耳數的氫氧化鈉(NaOH固體)加入燒杯內,混合均勻,何者最接近中性(pH=7)?
(A)0.5莫耳
(B)0.8莫耳
(C)1.0莫耳
(D)1.2莫耳。
參考答案
答案:C
難度:簡單0.75
統計:A(2),B(2),C(30),D(0),E(0)
用户評論
【用戶】
艾拉
【年級】大二上
【評論內容】酸鹼量相等時,會越接近中性
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