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OpenStudy (anonymous):
Calculate the standard enthalpy of formation of the M2O(s) metal oxide (ΔHf° in kJ/mol) using the following data: Bond dissociation enthalpy of O2(g) = +498 kJ/mol First electron affinity of O = -141 kJ/mol Second electron affinity of O = +744 kJ/mol Enthalpy of sublimation of M = + 114 kJ/mol First ionization energy of M = + 450 kJ/mol Lattice enthalpy of M2O(s) = -2173 kJ/mol
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