KaiDeguzzy649 KaiDeguzzy649

15-03-2024
Chemistry

contestada

A mixture is composed of potassium chlorate and potassium chloride. Upon heating the potassium chlorate decomposes into potassium chloride and oxygen gas (the potassium chloride does not react). The mass of the sample before heating is 1.599 grams and the mass after heating is 1.099 grams. What is the % potassium chlorate in the mixture?

a) 31.26%
b) 68.74%
c) 42.86%
d) 57.14%

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