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You need to make an aqueous solution of 0.121 M magnesium chloride for an experiment in lab, using a 250 mL volumetric flask. How much solid magnesium chloride should you add ?

  • chemistry -

    How many moles do you need? That is M x L = ??
    moles = grams/molar mass. You know moles and molar mass, solve for grams.

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