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Given the Bond Enthalpies H-O (464),Cl-Cl (243),Cl-O (205),and H-Cl (431)in

Question 84

Multiple Choice

Given the bond enthalpies H-O (464) ,Cl-Cl (243) ,Cl-O (205) ,and H-Cl (431) in kJ/mol,compute ΔH° in kJ/mol for:
H2O(g) + Cl2(g) → HOCl(g) + HCl(g) .


A) -393 kJ/mol
B) -1100 kJ/mol
C) +71 kJ/mol
D) +393 kJ/mol
E) +1100 kJ/mol

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