Question

4.90 of potassium chlorate when heated produced 1.92 g of oxygen ans the residence {KCI} left bwhijd weighened 2.96 g . show that these results illutrate the law of conservation​

Answer 1

Answer:

Answer: If 4.9 g of potassium chlorate is used then it gives O2 and KCL. From the problem statement it is understood that 1.92 g of Oxygen is produced and the residual mass is 2.96g. Mass of the products come to 1.92+2.96=4.88g

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Answer 2

Explanation:

If 4.9 g of potassium chlorate is used then it gives O2 and KCL. From the problem statement it is understood that 1.92 g of Oxygen is produced and the residual mass is 2.96g. Mass of the products come to 1.92+2.96=4.88g