Use the fоllоwing dаtа tо estimаte the lattice energy of calcium bromide (CaBr2). Challenge problem number 126 from chapter 10 in your textbook (Tro). Standard heat of formation -675 kJ/mol First Ionization Energy of Ca 590 kJ/mol Second Ionization Energy of Ca 1145 kJ/mol Electron Affinity of Br -325 kJ/mol Bond Energy of Br2 193 kJ/mol Enthalpy of Sublimation of Ca 178 kJ/mol Heat of vaporization of Br2 J/mol