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Difference between revisions of "2023 AMC 10A Problems/Problem 21"
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21.
 
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The bond dissociation energies for F2 and Cl2 are
 
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approximately 158 and 242 kJ mol−1, respectively.
 
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Given that the enthalpy change for the reaction below
 
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is ΔH = −54 kJ mol−1, what is the bond dissociation
 
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energy for the F-Cl bond?
 
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½ F2(g) + ½ Cl2(g) → FCl(g)
 
  
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A 200 kJ mol−1
 
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B 254 kJ mol−1
 
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C 146 kJ mol−1
 
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D 454 kJ mol−1
 
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E 346 kJ mol−1
 
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~kaisssssgao
 

Revision as of 16:15, 5 November 2023

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