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What Would Be the Standard Enthalpy Change for the Reaction Δ\Delta

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Short Answer

What would be the standard enthalpy change for the reaction of one mole of H2(g)with one mole of Cl2(g)to produce two moles of HCl(g)at standard state conditions?
[ Δ\Deltaf (HCl(g))= -92.3 kJ/mol]

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