The thermite reaction, in which powdered aluminum reacts with iron oxide, is highly exothermic. 2Al(s) +Fe2O3 (s) → Al2O3(s) + 2Fe(s) Use standard enthalpies of formation to determine AHen for the thermite reaction. AĦ? Substance Al(s) Al2O3 (s)– 1675.7 Fe(s) Fe,O3 (s) -824.2 Express the heat of the reaction in kilojoules to four significant figures. ΑΣφ AHm = kJ
The thermite reaction, in which powdered aluminum reacts with iron oxide, is highly exothermic. 2Al(s) +Fe2O3 (s) → Al2O3(s) + 2Fe(s) Use standard enthalpies of formation to determine AHen for the thermite reaction. AĦ? Substance Al(s) Al2O3 (s)– 1675.7 Fe(s) Fe,O3 (s) -824.2 Express the heat of the reaction in kilojoules to four significant figures. ΑΣφ AHm = kJ
Chapter6: Thermochemistry
Section: Chapter Questions
Problem 90E: Methanol (CH3OH) has also been proposed as an alternative fuel. Calculate the standard enthalpy of...
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