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4.90 g of KClO(3) when heated produced 1...

4.90 g of `KClO_(3)` when heated produced 1.92 g of oxygen and the residue (KCl) left behind weighs 2.96 g. Show that these results illustrate the law of conservation of mass.

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To demonstrate that the results illustrate the law of conservation of mass, we will follow these steps: ### Step 1: Identify the Masses We start with the mass of potassium chlorate (KClO₃) before heating: - Mass of KClO₃ = 4.90 g After heating, we have: - Mass of oxygen (O₂) produced = 1.92 g ...
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