Sir i have to prepare solution of molar ratio for FeCl3/Pyrrole is 2.2 (Mol.wt of FeCl3 is 162.2 and Mol. wt of pyrrole is 67.09) in 30 ml distilled water and FeCl3 concentration is 14wt%. Please tell me how much pyrrole has taken and how to calculate it. Please reply me soon. Thanks