Determine the volume and number of molecules in 11 grams of CO2.

univerkov | December 9, 2020 | education

n (CO2) = m (CO2) / M (CO2)
M (CO2) = 12 + 16 * 2 = 44 (g / mol)
n (CO2) = 11/44 = 0.25 (mol)
V (CO2) = Vm * n (CO2)
V (CO2) = 22.4 * 0.25 = 5.6 (ml)
N (CO2) = Na * n
N (CO2) = 6.02 * 10 ^ 23 * 0.25 = 1.505 * 10 ^ 23 molecules

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