Calculate the mass and volume of 3 * 10 ^ 23 carbon dioxide molecules.

univerkov | November 27, 2020 | education

N = 3 * 10 ^ 23 (molecules)
n = N / Na, where Na is the Avagadro number = 6.02 * 10 ^ 23 g / mol
Mr (CO2) = 3.01 * 10 ^ 23 / 6.02 * 10 ^ 23 = 0.5 mol
Mr (CO2) = 12 + 32 = 44g / mol
m = Mr (CO2) x n
m (CO2) = 44g / mol * 0.5mol = 22

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