This formula is for citrate ion; the mass is 191,1 g.
294.10
sodium citrate (Na3C6H5O7) molar mass=258.069g/mol
sodium citrate (Na3C6H5O7) molar mass=258.069g/mol
Calculate the empirical formula weight. Find the ratio of the molecular weight to the empirical formula weight. (n= molecular weight/ empirical formular weight). Multiply each subscript of the empirical formula by n.
molecular structur C9H8K2O4molecular weight: 258.35
Molecular formula: C29H50O2 Molecular weight: 430.71 CAS Number: 2074-53-5
gram molecular weight of C6H8O7=(atomic weigth of carbon X 6)+(atomic weigth of hydrogen X 8+(atomic weigth of oxygen X 7) grams
The molecular weight for mineral calcite is 100.09. Calculated from the formula (Mol_Wt_Calc).
Iron(II) sulphate Chemical formula is FeSO4 The molecular weight is 151,908 g (for the anhydrous salt)
C3H5Cl Molecular weight: 76.5257 kg/kmol
The formula for silver nitrate is AgNO3. Its molecular weight is 169.87g/mol.
Not completely. The empirical formula of a substance can be determined from its percent composition, but a determination of molecular weight is needed to decide which multiple of the empirical formula represents the molecular formula.