The empirical formula of a compound is determined by its percent composition. The mass of the given compound is assumed to be 100. Hence, the mass percent is taken as the mass (in g) of that element. The mass is then converted into the number of moles. The resultant values are...
Re: Calculating the number of moles argon per moles nitrogen « Reply #2 on: February 12, 2007, 01:15:59 AM » Ok, here goes...To get the percentages of each element in the compound, I would compute(1 - x)(28.01 g/mol N2) + (x)(39.95 g/mol Ar) = 28.15 g/molDoing ...