# Dimensional Analysis Worksheet Answer Key

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```					Name ____________________________________ Period ________ Date ___________
Chemistry I

1. Convert 60.0 kilometers per hour to meters per second.
16.7 m/s
2. How many cm3 of space will 25.0 grams of copper occupy if the density of copper is
8.96 g/cm3?
2.79 cm3
3. A cheetah runs at a speed of 30.0 m/s. What is this speed in km/hr?
108 km/hr
4. Convert 7.5 x 101 micrograms to milligrams.
7.5 x 10-2 mg or 0.075 mg
5. Convert 5.4 x 10-7 meters to nanometers.
5.4 x 102 nm or 540 nm
6. Convert 0.0050 hectometers to decimeters.
5.0 dm
7. Convert 2.5 grams per milliliter to kilograms per liter.
2.5 kg/L
8. How many minutes will it take to travel 75.0 kilometers if you’re traveling 25.0 meters
per second?
50.0 min
9. How many grams of aluminum will occupy 50.0 cm3 of space if the density of
aluminum is 2.70 g/cm3?
135 g
10. How many days are in 2.75 x 107 milliseconds?
0.318 days

```
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