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28/12/2020 5:40 pm
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Find the mass of the following:
(i) 6.022 x 1023 number of O2 molecules
(ii) 1.5 mole of CO2 molecule
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28/12/2020 5:41 pm
(i) 6.022 x 1023 number of O2 molecules:
Mass of 1 mole of O2 molecule = 6.022 x 1023 molecules = 32 g
(ii) 1.5 mole of CO2 molecule:
Mass of 1 mole of CO2 molecule = 6.022 x 1023 molecules = 44 g
Mass of 1.5 mole CO2 molecule = 44 x 1.5 = 66 g