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    sherinmathew's Avatar
    sherinmathew Posts: 5, Reputation: 1
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    #1

    Nov 30, 2011, 02:59 PM
    determining the value of the gas constant, r, using Mg and a baby bottle
    From 0.0020 moles Mg calculate moles H2 gas produced
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Nov 30, 2011, 11:37 PM
    You need to have the balanced chemical equation for the reaction taking place.

    Do you have it?

    When you get that, you will know how many moles of H2 1 mole of Mg produces, then using proportions, you will get the number of moles of H2 being produced.
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