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Posted by on Monday, August 25, 2014 at 9:47pm.

A powder has a mass of 40.0g. When the powder is added to 30.0mL of water, the total volume is 45.0mL. What is the density of the powder

  • ap chemistry - , Monday, August 25, 2014 at 10:07pm

    density = mass/volume
    Assuming that the powder doesn't dissolve and that all of it is submerged (none floats), d = 40/15 = ? g/mL

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