Chemistry Aqueous solution of borax above 62 Options:A. Na2B4O7.4H2OB. Na2B4O7.5H2OC. Na2B4O7.2H2OD. Na2B4O7.10H2OView AnswerB. Na2B4O7.5H2O Continue Reading Previous: By which method the molecular mass of benzene was determined as 78.108 ?Next: Water gas heated at 450?C and 200 atm pressure in the presence of ZnO+Cr2O3 will produce________________?