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Unformatted text preview: 4. You can pour the eluent back through the tubes to regain the lost ions in the resin. 5. NaNO 3 would not work because the sodium salt formed would not precipitate out but would instead dissolve causing nothing to absorb or precipitate out. 6. In order to determine the HCL content we could have titrated with a strong base and used phenolphthalein as an indicator. 7. Fajans methord would not work because Na mixed with anything does not precipitate out and Ag and thiocyanate form a complex ion....
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- Spring '08