Coca-Cola recall due to 'excessively high chlorate content'
The recall affects cans and glass bottles in the Benelux, Britain, Germany, France. How chlorate occurs in food and drinks, ...
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Testing for negatively charged ions
Explain why, in a test for sulfate ions, the sample is acidified with hydrochloric acid first. Carbonate ions also produce a white precipitate with barium chloride solution. The acid reacts with ...