# ap chemistry

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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 -

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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