Calculate the lattice enthalpy of MgBr2 from the following data:                                                                                ΔH/(kJ mol-1)Sublimation of Mg(s)                                                         +148Ionization of Mg(g) to Mg2+(g)                                         +2187Vaporization of Br2(I)                                                          +31Dissociation of Br2(g)                                                          + 193Electron attachment to Br(g)                                               -331Formation of MgBr2(s) from Mg(s) and Br2(I)                    -524

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