8. Determine the empirical and/or molecular formula for each (a asks for only empirical. b and c ask for empirical and molecular formula) a. A gaseous compound containing carbon and hydrogen was analyzed and found to consist of 83.65% carbon by mass. Determine the empirical formula of the compound. b. Determine the empirical and molecular formula for the compound with a molar mass of 540.51 g/mol that contains 60.0% carbon, 35.5% oxygen, and 4.5 % hydrogen by mass. Empirical__________ Molecular________
8. Determine the empirical and/or molecular formula for each (a asks for only empirical. b and c ask for empirical and molecular formula)
a. A gaseous compound containing carbon and hydrogen was
analyzed and found to consist of 83.65% carbon by mass.
Determine the empirical formula of the compound.
b. Determine the empirical and molecular formula for the compound with a molar mass of 540.51 g/mol that contains 60.0% carbon, 35.5% oxygen, and 4.5 % hydrogen by mass.
Empirical__________ Molecular________
c. The composition of adipic acid is 49.3% C, 6.9% H, and 43.8% O (by mass).
- What is the empirical formula?
- Determine the molecular formula for a compound with a molar mass of 219.24g/mole.
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