Question:medium

What is the molar mass of sulfur dioxide (SO$_2)$?

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Remember: The molar mass of a compound is the sum of the atomic masses of its constituent elements, multiplied by the number of atoms of each element in the compound.
Updated On: Nov 26, 2025
  • \( 64 \, \text{g/mol} \)
  • \( 32 \, \text{g/mol} \)
  • \( 48 \, \text{g/mol} \)
  • \( 44 \, \text{g/mol} \)
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The Correct Option is A

Solution and Explanation

Step 1: Determine the molar mass of SO\(_2\)
The molar mass of a compound is calculated by summing the atomic masses of its constituent elements, accounting for the number of atoms of each element.- Atomic mass of sulfur (S) = \( 32 \, \text{g/mol} \)- Atomic mass of oxygen (O) = \( 16 \, \text{g/mol} \)
Step 2: Sum the atomic masses
In SO\(_2\), one sulfur atom and two oxygen atoms are present:\[\text{Molar mass of SO}_2 = 32 + 2 \times 16 = 32 + 32 = 64 \, \text{g/mol}\]
Answer:
Consequently, the molar mass of sulfur dioxide (SO\(_2\)) is \( 64 \, \text{g/mol} \). This corresponds to option (1).
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