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    kINGkUNAL's Avatar
    kINGkUNAL Posts: 3, Reputation: 1
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    #1

    Feb 2, 2012, 08:50 AM
    What is the pH of resulting solution?
    100 ml of 0.2 M hcl mixed with 100 ml of 0.2 m ch3cooh
    DrBob1's Avatar
    DrBob1 Posts: 425, Reputation: 86
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    #2

    Feb 3, 2012, 09:08 AM
    Since your concentrations are only good to 1 significant figure, I think you can ignore the acidity of the acetic aicd - it just doesn't add a significant amount of protons.
    So all it does is dilute the original HCl: 2M ---> 1M so the pH becomes 1.0.
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