Interpretation: The number of molecules of oxygen produced by the decomposition of 6.54 g of potassium chlorate
Concept Introduction: The relation between the number of moles and the mass of a substance is as follows:
Here, m is mass and M is molar mass.
In 1 mol of a substance, there are
Explanation of Solution
The given reaction is as follows:
The mass of potassium chlorate
The number of moles of
Molar mass of
Now, from the given reaction, 2 mol of
Now, 1 mol of oxygen contains
Therefore, the number of oxygen molecules will be
Chapter 12 Solutions
Chemistry 2012 Student Edition (hard Cover) Grade 11
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