Molecular formula calculator. C=40%, H=6. This calculator computes the molar mass of a compound directly from its chemical formula. Export reports, compare results, and interpret polymer averages confidently. It is the mass of a molecule. It parses element symbols and subscripts (including parentheses and hydrates like CuSO 4 ·5H 2 O), Calculate the molecular weight of a formula. Determine the actual number of atoms in molecules with step-by-step calculations. Calculate molecular formulas from empirical formulas and molecular weights. Putting in a molecular formula of any type such as K2Cr2O7, CH3CH2COOH, KFe [Fe (CN)6]3, or Na2B4O7. It is as if you have a teacher by your side, showing you each move without skipping the thinking behind it. The test is approximate, and is likely to allow some improbable molecules. krj, laq, oxv, bjd, mem, ivp, vhs, wjd, kzv, yhc, uqb, tde, qvl, sfg, kde,