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Given H2(g) + (1/2)O2(g) →\rarr H2O(l) Δ\Delta H ∘\circ = -286 KJ/mol, Determine the Standard Enthalpy Change for =

Question 37

Multiple Choice

Given H2(g) + (1/2) O2(g) →\rarr H2O(l) , Δ\Delta H ∘\circ = -286 kJ/mol, determine the standard enthalpy change for the reaction 2H2O(l) →\rarr 2H2(g) + O2(g) .


A) ( Δ\Delta H ∘\circ ) = -286 kJ/mol
B) ( Δ\Delta H ∘\circ ) = +286 kJ/mol
C) ( Δ\Delta H ∘\circ ) = -572 kJ/mol
D) ( Δ\Delta H ∘\circ ) = +572 kJ/mol
E) ( Δ\Delta H ∘\circ ) = -143 kJ/mol

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