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-   -   Determining the concentration of an unknown solution (https://www.askmehelpdesk.com/showthread.php?t=644891)

  • Mar 20, 2012, 02:44 PM
    Damien3877
    Determining the concentration of an unknown solution
    This is not "homework" as such. It's for a science competition and we can do research. Here's the layout and materials given.

    Q: Experimentally determine the concentration of a solution of Potassium
    Permanganate (KMnO4).

    Materials:

    5 - standard size test-tubes
    1 evaporation dish
    1 burette
    250 ml beaker
    Digital balance
    20.0g of solid KMnO4
    100.0 ml of heated acidified sodium oxalate solution of known concentration
    2 - 250 ml Erlenmeyer flask
    1 graduated cylinder
    1 hotplate
    1 bunsen burner
    Scoopula
    Small Beaker or weighing boat


    Please respond as soon as possible.


    - Thank you

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