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Estimate the Standard Enthalpy Change (Delta H_(rxn)^circ ) of the Reaction D Using Reactions A-C A) NH_(3)arrow N_(2)+H_(2)Delta

Вопрос

Estimate the standard enthalpy change (Delta H_(rxn)^circ ) of the reaction D using reactions A-C A) NH_(3)arrow N_(2)+H_(2)Delta H_(rxn)^circ =+92kJ/mol B) H_(2)Oarrow H_(2)+O_(2)Delta H_(rxn)^circ =+572kJ/mol C) N_(2)+O_(2)-NO Delta H_(rxn)^circ =-180kJ/mol D) NH_(3)+O_(2)-gt NO+H_(2)O Delta H_(rxn)^circ -?

Решения

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элита · Репетитор 8 лет

Ответ

To estimate the standard enthalpy change of reaction D using reactions A-C, we can manipulate the given reactions to match the products and reactants of reaction D.First, let's manipulate reaction A to obtain as a product: Next, let's manipulate reaction C to obtain as a product: Now, we can add the manipulated reactions A and C to obtain reaction D: Therefore, the estimated standard enthalpy change of reaction D is .