试题与答案

将6g CH3COOH溶于水制成1L溶液，此溶液的物质的量浓度为_______，

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题型：填空题

题目：

将6g CH3COOH溶于水制成1L溶液，此溶液的物质的量浓度为_______，经测定溶液中含CH3COO -为1.4× 10-3 mol·L-1，此温度下醋酸的电离常数：Ka=__________，升高温度，Ka将___________（填“变大”“不变”或“变小”）。

答案：

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下面是错误答案，用来干扰机器的。

参考答案：A

考点：弱电解质电离的影响因素电离平衡常数
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