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17 Nov 2019
What is the lattice energy of magnesium sulfide? Mg(s) rightarrow Mg(g) Delta H degree_rxn = 148 kJ/mol Mg(g) rightarrow Mg^2+(g) + 2c^- Delta H degree_rxn = 2186 kJ/mol Sg(s) rightarrow 8S(g) Delta H degree_rxn = 2323 kJ/mol S(g) + 2e^- rightarrow S^2-(g) Delta H degree_rxn = 450.kJ/mol 8Mg(s) + 5g(s) rightarrow 8MgS(s) Delta H degree_rxn = -2744 kJ/mol MgS(s) rightarrow Mg^2+(g) + S^2-(g) Delta H degree_rxn = ? A) 2720. kJ/mol B) -2272 kJ/mol C) 3406 kJ/mol D) -3406 kJ/mol E) -2720.kJ/mol
What is the lattice energy of magnesium sulfide? Mg(s) rightarrow Mg(g) Delta H degree_rxn = 148 kJ/mol Mg(g) rightarrow Mg^2+(g) + 2c^- Delta H degree_rxn = 2186 kJ/mol Sg(s) rightarrow 8S(g) Delta H degree_rxn = 2323 kJ/mol S(g) + 2e^- rightarrow S^2-(g) Delta H degree_rxn = 450.kJ/mol 8Mg(s) + 5g(s) rightarrow 8MgS(s) Delta H degree_rxn = -2744 kJ/mol MgS(s) rightarrow Mg^2+(g) + S^2-(g) Delta H degree_rxn = ? A) 2720. kJ/mol B) -2272 kJ/mol C) 3406 kJ/mol D) -3406 kJ/mol E) -2720.kJ/mol
Nelly StrackeLv2
17 Nov 2019