what is the molar mass of carbon dioxide
Rating Newest Oldest. Best Answer: The molar mass of the molecule of carbon dioxide CO2 is calculated to be CO2: 12.011 + 2(16.00) = 12.011 + 32.00 = 44.011g/mol. Source(s): http://en.wikipedia.org/wiki/Carbon_diox... calvaliear Â· 7 years ago. Thumbs up.