Problem: Use bond energies to determine ΔHrxn for the reaction between ethanol and hydrogen chloride.CH3CH2OH(g) + HCl(g) → CH3CH2Cl(g) + H2O(g)a) -21 kJb) 1549 kJc) 21 kJd) -1549 kJ

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We are asked to use the bond energies listed to estimate the enthalpy of reaction between ethanol and hydrogen chloride

We are going to use the formula below

H°rxn=Hbond reactants-Hbond products


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Problem Details

Use bond energies to determine ΔHrxn for the reaction between ethanol and hydrogen chloride.

CH3CH2OH(g) + HCl(g) → CH3CH2Cl(g) + H2O(g)

a) -21 kJ

b) 1549 kJ

c) 21 kJ

d) -1549 kJ


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Our tutors have indicated that to solve this problem you will need to apply the Bond Energy concept. If you need more Bond Energy practice, you can also practice Bond Energy practice problems.