Given the Thermochemical Equation 4AlCl₃(s)+ 3O₂(g)→ 2Al₂O₃(s)+ 6Cl₂(g); Δ_rH

question 29

Multiple Choice

Given the thermochemical equation 4AlCl₃(s) + 3O₂(g) → 2Al₂O₃(s) + 6Cl₂(g) ; Δ_rH
= -529 kJ/mol-rxn
Find Δ_rH
For the following reaction. Al₂O₃(s) + Cl₂(g) → AlCl₃(s) + O₂(g)

• A) 88.2 kJ/mol-rxn
• B) 264.5 kJ/mol-rxn
• C) 529 kJ/mol-rxn
• D) 176.3 kJ/mol-rxn
• E) -176.3 kJ/mol-rxn

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