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-   -   What mass of 30.0% Ca(NO3)2 solution contains 60.0 grams of water? (https://www.askmehelpdesk.com/showthread.php?t=532319)

  • Dec 6, 2010, 08:06 PM
    ilovechem
    What mass of 30.0% Ca(NO3)2 solution contains 60.0 grams of water?
    I don't understand how to find the answer
  • Dec 6, 2010, 08:28 PM
    DrBob1
    If the solution is 30% calcium nitrate then it must be 70% water, right? So solve the euqation: 60 grams is 70% of X. And there, you'll have it.

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