Question

How many number of oxygen molecules are required to produce 220mg of carbon dioxide accordin to the reaction

Answer 1

C + O2 ———> CO2

6.022*10^23 molecules are required to produce 44g of CO2

For 0.22g of CO2 number of oxygen molecules required is
= (0.22/44) * 6.022 * 10^23
= 0.005 * 6.022 * 10^23
= 3.011 * 10^21 molecules

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Answer 2

answers is 3.011 *10*21