How many moles are present in 6.411 kg of CO2? How many molecules is this?
Number of moles =6.411×100044g=145.75moles\frac {6.411×1000}{44g}=14 5.75moles44g6.411×1000=145.75moles
Molecules =8.77×10258.77×10 ^{25}8.77×1025
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