CH3CH2COOH在核磁共振波谱上有几组峰?最低场信号有几个氢?()A、3;1B、6;1C、3;3D、6;2
CH3CH2COOH在核磁共振波谱上有几组峰?最低场信号有几个氢?()
- A、3;1
- B、6;1
- C、3;3
- D、6;2
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