balance the equation CaO+H2O -(CaOH)2 Share with your friends Share 1 Miknininiinin answered this 2CaO+2H2O =2(CaOH)2 1 View Full Answer Simran Malik answered this CaO+H2O=Ca(OH)2 2 Antony answered this The question given is incorrect. It should have been as follows-CaO + H2O = Ca(OH)2And its is already balanced. 9 Mohan Sagar answered this balance the equation mg+h2so4=mgso4+h2 -1