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anonymous
 one year ago
Please help!!!!The combustion of 14 grams of CO according to the reaction CO(g) + ½O2(g) CO2(g) + 67.6 kcal gives off how much heat?
Remember to use significant digit rules.
6,716 kcal
1,514 kcal
34 kcal
135 kcal
none of the above
anonymous
 one year ago
Please help!!!!The combustion of 14 grams of CO according to the reaction CO(g) + ½O2(g) CO2(g) + 67.6 kcal gives off how much heat? Remember to use significant digit rules. 6,716 kcal 1,514 kcal 34 kcal 135 kcal none of the above

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Vocaloid
 one year ago
Best ResponseYou've already chosen the best response.1the reaction tells us that one mole of CO produces 67.6 kcal of heat convert 14 g of CO to moles and multiply by 67.6 to find the amount of heat produced by 14g of CO burned
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