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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) + What quantity,in moles,of hydrogen is consumed when 179.6 kJ of energy is evolved from the combustion of a mixture of H<sub>2</sub>(g) and O<sub>2</sub>(g) ? H<sub>2</sub>(g) + O<sub>2</sub>(g) → H<sub>2</sub>O(l) ; Δ<sub>r</sub>H° = -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 O2(g) → H2O(l) ; ΔrH° = -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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