相同浓度的Na2S、NaHCO3、Na2HPO4的碱性强弱为()。A、Na2HPO4Na2SNaHCO3B、Na2SNa2HPO4NaHCO3C、Na2SNaHCO3Na2HPO4D、NaHCO3Na2HPO4Na2S
相同浓度的Na2S、NaHCO3、Na2HPO4的碱性强弱为()。
- A、Na2HPO4>Na2S>NaHCO3
- B、Na2S>Na2HPO4>NaHCO3
- C、Na2S>NaHCO3>Na2HPO4
- D、NaHCO3>Na2HPO4>Na2S
相关考题:
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