Friday, January 8, 2010

How to obtain sodium sulphate from mixture of sodium sulphate contaminated with zinc powder?

i want to get pure and dry crystals from the experiment,please list down steps thanksHow to obtain sodium sulphate from mixture of sodium sulphate contaminated with zinc powder?
Sodium sulfate is water soluble, zinc is not. Add distilled or deionized water to the mixture to dissolve the sodium sulfate. Filter the mixture to remove the zinc. Evaporate the water from the sodium sulfate.

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