Tell us about the rules for working with concentrated sulfuric acid. Why should the mixture be heated carefully when receiving hydrogen chloride, and in case of a violent reaction and the possibility of acid getting into the test tube with water, should the heating be stopped? Why should the flue pipe be held above the water surface? What can happen if the flue tube is submerged in water?
Work with concentrated hydrochloric acid should be carried out in a fume hood, wearing goggles, gloves and a gown.
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