Density Problems
I. Video
A. What is Density?
B. Density: A Story of Archimedes and the Gold Crown
C. Density Practice Problems
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II. Density Practice Problems
Fill in the blanks with the correct answer.
1. The ratio of an object's mass to its volume is called the _________ of the object.
2. A kilogram of lead occupies a much smaller volume than a kilogram of water because ________ has a much higher density.
3. Typically, gases have very __________ densities compared to solids & liquids.
4. The most common units for density are _____________.
5. The ____________ of an insoluble object, such as a person can be determined indirectly by measuring how much water the
object displaces.
6. Density may be used as an aid in identifying substances, because every sample of a pure substances always has the _________
density.
Using a calculator, answer the following questions. Show all work!
1. Find the density of Magnesium with a mass of 5.00 g and a volume of 2.87 mL.
2. Find the density of Aluminum with a mass of 11.0 g and a volume of 4.07 mL.
3. Find the density of Iron with a mass of 3.00 g and a volume of .380 mL.
4. Find the mass of Silver with a volume of .570 mL and a density of 10.5 g/ mL
5. Find the mass of Lead with a volume of 1.000 mL and a density of 11.34 g/cm3.
6. Find the volume of Gold with a mass of 67.62 g and a density of 19.32 g/cm3.
7. Find the volume of Salt with a mass of 10.0 g and a density of 2.16 g/cm3.
8. Find the volume of Copper with a mass of 44.8 g and a density of 8.96 g/cm3.
9. Mercury has a density of 13.60 g/cm3. What volume of mercury must be taken to obtain 225.0 g of the metal?
10. A platinum medallion has a mass of 55.64 g and a volume of 2.60 mL. What is its density?
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III. Class Assignments on Density