21. Butyric acid contain C, H, O. A sample 4.24mg of butyric acid is completely burned. It give 8.45mg CO2and 3.46mg of H2O. The molecular formula of butyric acid is 88amu. What is molecular formula?

21. Butyric acid contain C, H, O. A sample 4.24mg of butyric acid is c

1.	21. Butyric acid contain C, H, O. A sample 4.24mg of butyric acid is completely burned. It give 8.45mg CO2and 3.46mg of H2O. The molecular formula of butyric acid is 88amu. What is molecular formula?
Answer» answer is , EMPIRICAL FORMULA is C2H4Othe VALU of n=88/44=2 , so MOLECULAR formula is C4H8O2