What Quantity,in Moles,of Hydrogen Is Consumed When 179

question 59

Multiple Choice

What quantity,in moles,of hydrogen is consumed when 179.6 kJ of energy is evolved from the combustion of a mixture of H₂(g) and O₂(g) ? H₂(g) + O₂(g) → H₂O(l) ; Δ_rH° = -285.8 kJ/mol-rxn

• A) 0.6284 mol
• B) 0.3142 mol
• C) 1.591 mol
• D) 1.628 mol
• E) 0.3716 mol

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