1.

56 grams of carbon monoxide is oxidized with excess oxygen, how much carbon dioxide will it produce?(a) 22 grams(b) 44 grams(c) 66 grams(d) 88 grams

Answer» Right choice is (d) 88 grams

The explanation: The balanced chemical reaction is 2CO + O2 -> 2CO2, => moles of CO2 = moles of CO = 56/28 = 2, => amount of CO2 = 2*44 = 88 grams.


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