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Grade: 12th pass

                        

The % loss in weight after heating a pure sample of potassium chlorate will be_________.Answer: 39.17

4 years ago

Answers : (1)

Vikas TU
12122 Points
							
Write the decomposition reacn. first,
 2KClO3  ------->  2KCl  +  3O2 
for 2 moles of  KClO3, 3 moles of O2 is formed
then, for one mole of KClO3 moles of O2 are – > 1.5 
therefore from KCLO3 moles of O = 3*1  
4 years ago
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