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anonymous

  • one year ago

I have a plastic gallon jug in my shop for 15+ yrs,that I marked "sulfuric or hydrocloric?? How can I tell which acid it is and what are the proper disposal methods? Thanks

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  1. zpupster
    • one year ago
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    Chloride Ion Test. When a solution of silver nitrate is added to a solution containing chloride ions and nitric acid, a heavy bluish white precipitate of silver chloride forms. The equation for the reaction is: \[AG^{+}_{(aq)} + Cl^{-}_{(aq)}\rightarrow AgCl_{(s)}\ White\ Precipitate\]

  2. zpupster
    • one year ago
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    Sulfate Ion Test. A white precipitate of barium sulfate is formed in the presence of hydrochloric acid when a solution of barium chloride is added to a solution containing sulfate ions. The equation for the reaction is: \[Ba^{+2}_{(aq)} + SO_4^{2-}\_{(aq)} \rightarrow BaSO_4\ White Precipitate\]

  3. zpupster
    • one year ago
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    HCl disposal HCl can be combined with baking soda to form salt water and CO2. NaHCO3 + HCl = NaCl + H2O + CO2

  4. zpupster
    • one year ago
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    have to go now

  5. anonymous
    • one year ago
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    zpup, thanks very much for your in-depth answer. I never took chemistry--Just a woodworker, your answers are way over my head. Is there a very simple test--appearance, smell, color etc?? Thanks

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