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    cjord30's Avatar
    cjord30 Posts: 4, Reputation: 1
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    #1

    May 5, 2014, 07:11 PM
    Chemistry/physics help
    A piece of mineral believed to be galena (PbS) with a mass of 744.5 g displaces 48.6 mL of
    Water. What is the density of the mineral?
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #2

    May 6, 2014, 05:43 AM
    Remember that density is a measure of mass per unit volume. The only "trick" here is to know that 1 liter = 1000 cm^3.
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