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A 711-G Sample of Potassium Chlorate Was Decomposed According to the the Following

Question 41

Multiple Choice

A 7.11-g sample of potassium chlorate was decomposed according to the following equation: 2KClO3 →\to 2KCl + 3O2
How many moles of oxygen are formed?


A) 2.78 g
B) 0.0580 mol
C) 0.0387 mol
D) 0.0870 mol
E) none of these

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