2 Answered Questions for the topic Chemistry HelpNeeded Stoichiometry

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Chemistry: Stoichometry

A 1.00 gram sample of potassium bicarbonate is decomposed by heating. If the resulting potassium carbonate weighs 0.725 grams and the calculated yield is 0.776 grams, what is the percent yield?
Chemistry Helpneeded Stoichiometry


How many grams of CO2 can be formed if 100g of O2 are consumed

-Assume that O2 is the LR -The chemical equation for this problem is    C2 + O2 —> H2O + CO2    which balanced i believe is    2C2 + 7O2 —> 6H2O + 4CO2

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