SINDH MDCAT 2019 CHEMISTRY#Borax#S- and P-Block Elements1Choose the best answerThe chemical formula of Tincal is: (Sindh MDCAT 2019)ANa₂B₂O₇ · 10H₂OBNa₂B₄O₇ · H₂OCNa₂B₄O₇ · 10H₂ODNa₂B₂O₃ · 10H₂O Like 0 Discuss 0Share