Molecular Mass Calculation Worksheet
A Grade 10 Chemistry worksheet focusing on calculating molecular mass for various compounds, including definitions and application questions.
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Molecular Mass Calculation Worksheet
Name:
Date:
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Read each question carefully and provide the best answer. Show all your work for calculation problems. Use the periodic table to find atomic masses.
1. Molecular mass is the sum of the of all atoms in a molecule.
2. The unit for molecular mass is the (amu).
3. The atomic mass of an element is typically found on the .
4. Explain the difference between atomic mass and molecular mass.
5. Which of the following compounds has the highest molecular mass?
H2O
CO2
NH3
CH4
6. The molecular mass of glucose (C6H12O6) is approximately:
120 amu
150 amu
180 amu
200 amu
Calculate the molecular mass for each of the following compounds. Show your work.
7. H2SO4 (Sulfuric Acid)
8. C2H5OH (Ethanol)
9. NaCl (Sodium Chloride)
10. CaCO3 (Calcium Carbonate)
11. The molecular mass of a compound is always an integer.
True
False
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