Calculate the mass of 11.2L CO2.

Let us calculate the amount of carbon dioxide substance: n = V / Vm = 11.2 l / 22.4 l / mol = 0.5 mol (Vm is the molar volume, a constant value for all gases under normal conditions). Now we find the mass of carbon monoxide: m = n * M = 0.5 mol * (12 + 16 * 2) g / mol = 22 g (M is the molar mass, determined by the periodic table).
Answer: CO2 mass is 22 g.



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