In laboratory experiment 10 gram potassium chloride sample of decomposition gives following data the sample contains 3.8 gram of Oxygen and the actual mass of oxygen in the quantity of potassium chlorate is 3.92 gram calculate the absolute error and relative error
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Complete decomposition of pure potassium chlorate is :
2KClO 3(s)
→2KCl(s)+ 3O°2(g)
Mass of O°2obtained by 10Kg KClO°3
= 245/96×10 =3.92kg
Explanation:
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