UNIT CONVERSIONS Practice Worksheet

1. What volume in liters will 300.0 g of mercury occupy? Density of mercury is .
2. The density of zinc is . Find the mass (in g ) of of zinc.
   ( and )
3. An object weighing 1.840 kg has a volume of . What is the density of the object in .
4. What is the density (g/mL) of an object that has a mass of 14.01 grams and, when placed into a graduated cylinder, causes the water level to rise from 25.2 mL to 33.6 mL ?
5. A sample of ethanol has a density of , and a mass of 2.00 g . Calculate the volume of this sample in cubic inches .
6. An irregular shape object has a mass of 35.20 g and a density of . This object was placed into a graduated cylinder containing 23.0 mL of water. What is the final volume of the water in the graduated cylinder?
7. For a material to float on the surface of water, the material must have a density less than that of water , and must not react with water or dissolve in it. A cylindrical ball has a radius of 0.20 cm , and 3.55 cm in height, and a mass of 0.482 g . Will this object float or sink when placed in water? (Volume
8. A physician has ordered 20.0 mg of ampicillin for the treatment of ear infection for every hour. If this medicine is available as tablets, how many tablets will the patient need for one week?