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Calculate the Molar Masses of the Following Substances. Write the Results with Proper Units. Ozone Molecule, O3 Ethanoic Acid, Ch3cooh - Science

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Short Note

Calculate the molar masses of the following substances. Write the results with proper units.

  1. Ozone molecule, O3
  2. Ethanoic acid, CH3COOH
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Solution

  1. Molar mass of ozone (O3)
    Molar mass of ozone = 16 + 16 +16 = 48 g/mol
  2. Molar mass of acetic acid (CH3COOH)
    Molar mass of acetic acid = (2 × 12) + (4 × 1) + (2 × 16) = 60 g/mol
Concept: Molecular Mass
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APPEARS IN

Lakhmir Singh Class 9 Chemistry - Science Part 2
Chapter 3 Atoms and Molecules
Long Answers | Q 35.2 | Page 173

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