Use the following calorimetrically determined enthalpy changes to predict the standard enthalpy change for the reaction of ethene with chlorine gas. C₂H4(9) + Cl₂(g) → C₂H₂Cl(g) + HCl(g) H₂(g) + Cl₂(g) → 2 HCl(g) C₂H4(g) + HCl(g) → C₂H5Cl(1) C₂H3Cl(g) + H2(g) → C₂H5Cl(1) AH = ? AH-185kJ AH = -65kJ AH-140kJ Reaction. 1 2 3 Reverse? Yes/No Multiply or Divide? If yes, by what?

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Use the following calorimetrically determined enthalpy changes to predict the standard
enthalpy change for the reaction of ethene with chlorine gas.
C₂H4(9) + Cl₂(g) → C₂H₂Cl(g) + HCl(g)
H₂(g) + Cl₂(g) → 2 HCl(g)
C2H4(9) + HCl(g) → C2H5Cl(1)
C2H3Cl(g) + H2(g) → C₂H5Cl(1)
AH =?
AH-185kJ
ΔΗ
= -65kJ
AH-140kJ
Reaction
1
2
3
Reverse?
Yes/No
Multiply or
Divide?
If yes, by
what?
Transcribed Image Text:Use the following calorimetrically determined enthalpy changes to predict the standard enthalpy change for the reaction of ethene with chlorine gas. C₂H4(9) + Cl₂(g) → C₂H₂Cl(g) + HCl(g) H₂(g) + Cl₂(g) → 2 HCl(g) C2H4(9) + HCl(g) → C2H5Cl(1) C2H3Cl(g) + H2(g) → C₂H5Cl(1) AH =? AH-185kJ ΔΗ = -65kJ AH-140kJ Reaction 1 2 3 Reverse? Yes/No Multiply or Divide? If yes, by what?
5.
Use the following calorimetrically determined
enthalpy changes to predict the standard
enthalpy change for the reaction of ethene with
chlorine gas.
C₂H4(g) + Cl₂(g) → C₂H3Cl(g) +
HCl(g)
AH =?
H₂(g) + Cl₂(g) → 2 HCl(g)
- 185kJ
ΔΗ =
-
C₂H4(9) + HCl(g) → C₂H5Cl(1)
AH-65kJ
C₂H3Cl(g) + H2(g) → C₂H5Cl(1)
AH-140kJ
ΔΗ =
kj
-
Transcribed Image Text:5. Use the following calorimetrically determined enthalpy changes to predict the standard enthalpy change for the reaction of ethene with chlorine gas. C₂H4(g) + Cl₂(g) → C₂H3Cl(g) + HCl(g) AH =? H₂(g) + Cl₂(g) → 2 HCl(g) - 185kJ ΔΗ = - C₂H4(9) + HCl(g) → C₂H5Cl(1) AH-65kJ C₂H3Cl(g) + H2(g) → C₂H5Cl(1) AH-140kJ ΔΗ = kj -
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