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Anonymous users2024-01-24There is no obvious phenomenon when vinegar and salt are mixed, and a large number of bubbles are produced when mixed with soda ash, and salt and soda ash can be distinguished by vinegar; Soda ash and lime water are mixed to produce precipitation, and there is no phenomenon when mixed with salt; It can also be tasted, because the salt is salty and the soda ash is bitter;
So the answer is: tasting (tasting here is limited to this kitchen experiment, not in the laboratory); add vinegar; Add lime water (reasonable answer is sufficient).
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