Formula Mass Calculation Worksheet
Calculate formula mass for various chemical compounds, including ionic and covalent compounds, for Grade 11 Chemistry.
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Formula Mass Calculation Worksheet
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Read each question carefully and calculate the formula mass for the given compounds. Show all your work for full credit. Use the provided periodic table element box as a reference for atomic masses.
Reference: Example of an element box from the Periodic Table
1. Calculate the formula mass of sodium chloride (NaCl).
2. Determine the formula mass of water (H₂O).
3. The formula mass of calcium carbonate (CaCO₃) is approximately amu.
4. For a molecule of glucose (C₆H₁₂O₆), the total number of hydrogen atoms is , and its formula mass is amu.
5. Which of the following compounds has the largest formula mass?
CO₂
NH₃
SO₂
CH₄
6. Calculate the formula mass of aluminum sulfate, Al₂(SO₄)₃.
7. The terms 'formula mass' and 'molecular mass' can always be used interchangeably.
True
False
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