Question: with this problem 12. A student goes to the lab and decomposes a sample of solid potassium chlorate. As a result, they collect solid potassium

with this problem

12. A student goes to the lab and decomposes a sample of solid potassium chlorate. As a result, they collect solid potassium chloride and emit oxygen gas from their decomposition reaction. If they collected 9.25 grams of potassium chloride, what mass of potassium chlorate did they start with? Report your answer in standard notation

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