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116问答网 > 将等体积,ph相同的氨水与NaOH溶液，正确的是 A.分别加水稀释相同的倍数，稀释后两溶液ph仍相

将等体积,ph相同的氨水与NaOH溶液，正确的是 A.分别加水稀释相同的倍数，稀释后两溶液ph仍相

2025-04-06 00:14:38

推荐回答（3个）

回答1：

b正确，因为氢氧化钠是强电离，抑制了水的电离，而氨水是弱碱，依靠促进水的电离而呈现碱性。a来说，稀释后会促进氨水的电离而促进水电离出OH，而氢氧化钠不会，所以错误。c来说，由于等ph的氨水中所含的氨水物质量更多，所以消耗盐酸更多，所以错误。d来说，氨水中加入氯化氨会引入氨离子影响电离平衡

回答2：

a来说。d来说，所以错误，而氨水是弱碱，依靠促进水的电离而呈现碱性，抑制了水的电离，而氢氧化钠不会，由于等ph的氨水中所含的氨水物质量更多，所以消耗盐酸更多，所以错误。c来说，稀释后会促进氨水的电离而促进水电离出OH，因为氢氧化钠是强电离b正确

回答3：

D

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