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-   -   Stoichiometry (https://www.askmehelpdesk.com/showthread.php?t=267006)

  • Oct 7, 2008, 06:58 AM
    tinaw1969
    Stoichiometry
    A test tube weighs 10.72g when it is empty, and 13.22g with the potassium chlorate/potassium chloride mixture placed in it. After heaating the test tube until a glowing splint does not re-ignite, the test tube weighs 12.93g.

    I need to know:
    How many moles of oxygen were produced?
    How many moles of potassium chlorate exist?

    Potassium chlorate-KClO3
    Potassium chloride-KCl
  • Oct 7, 2008, 07:00 AM
    Curlyben
    Thank you for taking the time to copy your homework to AMHD.
    Please refer to this announcement: Ask Me Help Desk - Announcements in Forum : Homework Help

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