Chemistry Unit Conversions Worksheet
Grade 10 Chemistry worksheet focusing on unit conversions including metric prefixes, density, and molar mass calculations.
Includes
Standards
Topics
Chemistry Unit Conversions
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Read each question carefully and convert the given values to the requested units. Show all your work for full credit.
1. 1 kilometer (km) is equal to meters (m).
2. 1 gram (g) is equal to milligrams (mg).
3. 1 liter (L) is equal to milliliters (mL).
4. 1 microgram (µg) is equal to grams (g).
1. Convert 750 grams to kilograms.
2. Convert 0.056 liters to milliliters.
3. Convert 1.25 meters to centimeters.
1. A liquid has a volume of 25.0 mL and a mass of 20.0 g. What is its density?
0.80 g/mL
1.25 g/mL
500 g/mL
0.05 g/mL
2. An object with a mass of 150 grams displaces 50 mL of water. What is its density?
7500 g/mL
3.0 g/mL
0.33 g/mL
150 g/mL
1. Calculate the molar mass of H₂O. (Atomic masses: H=1.01 g/mol, O=16.00 g/mol)
2. How many grams are in 0.50 moles of NaCl? (Atomic masses: Na=22.99 g/mol, Cl=35.45 g/mol)
3. How many moles are in 88.0 grams of CO₂? (Atomic masses: C=12.01 g/mol, O=16.00 g/mol)
1. Converting between units always involves multiplication or division by a conversion factor.
True
False
2. The density of a substance changes with the amount of the substance present.
True
False
Match each unit on the left with its corresponding metric prefix on the right.
1. 10⁻³
a. Kilo-
2. 10³
b. Milli-
3. 10⁻⁶
c. Micro-
4. 10⁻²
d. Centi-
A beaker contains 150 mL of a solution. If the density of the solution is 1.15 g/mL, what is the mass of the solution in grams?
