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If 294 grams of FeS2 is allowed to react with 158 grams of O2. According to...

If 294 grams of FeS2 is allowed to react with 158 grams of O2. According to the following equation (unbalanced!), how many grams of Fe2O3 are produced? (Do not write answer in scientific notation. DO round to correct sig figs)

FeS2 + O2 → Fe2O3 + SO2

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