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chemistry

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how many grams of ethyl alcohol are needed to produce 1 L of a 2 mM solution if 1 mole =46g of ethyl alcohol. how do you calculate?

  • chemistry - ,

    molarity = moles/L
    So you want 2 millimoles.
    mols = grams/molar mass
    0.002 = g/46
    g = 0.002 x 46 = ?? grams.
    Add ?? grams to a 1 L volumetric flask and make to the mark.

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