Interpretation: The number of atoms in 1.14 mol of sulfur trioxide should be calculated.
Concept Introduction: Factor that uses one set of units to change it to another set of units is said to be conversion factor.
Answer to Problem 5SP
The number of atoms in 1.14 mol of sulfur trioxide is
Explanation of Solution
The relationship between a mole and number of molecules is:
The total number of atoms in sulfur trioxide,
Now, the required conversion factor is:
On solving:
Hence, the number of atoms in 1.14 mol of sulfur trioxide is
Chapter 10 Solutions
Chemistry 2012 Student Edition (hard Cover) Grade 11
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