Determine the approximate molecular weight of this unknown compound which is having the empirical formula of C2 H3Cl2.
1. A student acquired the following data from the experiment determination of the molecular weight of a volatile compound.
Mass of flask and foil cap = 89.617g
Barometric pressure = 750 torr
Volume of the unknown liquid used = 11.0 ml
Mass of flask, foil cap and condensed vapor = 91.458g
Temperature of the boiling water bath = 100 Celsius
Volume of the flask = 285 ml
2. Determine the true molecular formula of the unknown and explain its correct molecular weight?
3. Determine the percent error in this experiment?