Molecular formula of chlorophyll b is_____________? May 23, 2018 – by admin Molecular formula of chlorophyll b is_____________? A. C55 H10 O4 N6 Mg B. C55 H70 O6 N5 Mg C. C55 H71 O6 N4 Mg D. C55 H70 O6 N4 Mg