Given the following information: Heat of sublimation of Na(s) = 108 kJ/mol Bond energy of HCl = 427 kJ/mol %3D Ionization energy of Na(g) = 496 kJ/mol %3D Electron affinity of Cl(g) = –349 kJ/mol Lattice energy of NaCl(s) = –786 kJ/mol Bond energy of H2 = 432 kJ/mol Calculate the net change in energy for the following reaction: 2Na(s) + 2HC1(g) → 2NaC1(s) + H2(g) Change in energy = kJ %3D

Question
Given the following information:
Heat of sublimation of Na(s) = 108 kJ/mol
Bond energy of HCl = 427 kJ/mol
%3D
Ionization energy of Na(g) = 496 kJ/mol
%3D
Electron affinity of Cl(g) = –349 kJ/mol
Lattice energy of NaCl(s) = –786 kJ/mol
Bond energy of H2 = 432 kJ/mol
Calculate the net change in energy for the following reaction:
2Na(s) + 2HC1(g) → 2NaC1(s) + H2(g)
Change in energy =
kJ
%3D
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Transcribed Image Text

Given the following information: Heat of sublimation of Na(s) = 108 kJ/mol Bond energy of HCl = 427 kJ/mol %3D Ionization energy of Na(g) = 496 kJ/mol %3D Electron affinity of Cl(g) = –349 kJ/mol Lattice energy of NaCl(s) = –786 kJ/mol Bond energy of H2 = 432 kJ/mol Calculate the net change in energy for the following reaction: 2Na(s) + 2HC1(g) → 2NaC1(s) + H2(g) Change in energy = kJ %3D

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