The answer is B. Please show steps and explain. Thanks!
20. Using the data-below, calculate the lattice energy of magnesium oxide (MgO). MgO (s) â Mg2+ (g) + O2-(g) Chemical Reaction Mg(s) â Mg (g) Mg (g) â Mg' (g) + e- AH in kJ/mol Tpe of reaction 148 738 1450 499 -143 844 -602 Heat of sublimation 1st Ionization Energy 2nd Ionization Energy Bond Energy st Electron Affinity 2nd Electron Affinity Heat of formation 02 (g) â 2 O (g) O. (g) + e-â O2. (g) Mg (s) + 1/202 (g)-> MgO (s) (a) 4140 kJ/mol (b) 3890 kJ/mol (c) 2930 kJ/mol (d) 2680 kJ/mol (e) 2200 kJ/mol
