Revision history of "File:Sodium dichromate solution.jpg"

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  • (cur | prev) 15:24, 23 May 2019‎ Diachrynic (Talk | contribs)‎ . . (183 bytes) (+183)‎ . . (A solution of sodium dichromate in acid conditions. The foaming is due to carbon dioxide which evolved because the sample contained carbonates and should not happen with pure samples.)
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