A mixture of KClO3 and KCl with a mass of 0.950 g was heated to produce...

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Chemistry

A mixture of KClO3 and KCl with a mass of 0.950 g was heated toproduce O2. After heating, the mass of residue was 0.840 g.Assuming all the KClO3 decomposed to KCl and O2, calculate the masspercent KClO3 in the original mixture.

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Total mass of the mixture of KCl and KClO3 0950gNow the mixture was heated so that KClO3 convertedto KCl and released O2 gasNow after heating the mass of the residue 0840    See Answer
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