| 21. | Terbium was not isolated in pure form until the advent of ion exchange techniques.
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| 22. | Increases in temperature and pH enhances the ion exchange reaction.
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| 23. | Counter-current deionization is the more attractive method of ion exchange.
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| 24. | In the home, the most common treatment is to install an ion exchange water softener.
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| 25. | This maximizes the ion exchange and / or membrane performance that follow in the system.
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| 26. | Most ion exchange systems are containers of ion exchange resin operated on a cyclic basis.
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| 27. | Most ion exchange systems are containers of ion exchange resin operated on a cyclic basis.
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| 28. | This cell consists of anode and cathode electrodes with an ion exchange membrane between them.
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| 29. | Effective long-term ion exchange removal of arsenic requires a trained operator to maintain the column.
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| 30. | The leachate is subjected to one of several sequences of precipitation, solvent extraction, and ion exchange.
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