standard enthalpy of the reaction, AH°, Calculate the rxn, for the thermite reaction: 2Al(s) + Fe2O3 (s)→2F€(s) + Al½O3(s) Elements in their standard state have an enthalpy of formation value of zero. The standard enthalpies of formation of Fe2O3 and Al203 are AĦ† of Fe2O3 (s) = -825.5 kJ/mol AĦt of Al2O3(s) = –1675 kJ/mol Express your answer to three significant figures and include the appropriate units. • View Available Hint(s) НА ΔΗ, Value Units rxn =

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standard enthalpy of the reaction, AH°,
Calculate the
rxn, for the thermite reaction:
2Al(s) + Fe2O3 (s)→2F€(s) + Al½O3(s)
Elements in their standard state have an enthalpy of formation value of zero. The standard enthalpies of formation of Fe2O3 and Al203 are
AĦ† of Fe2O3 (s) = -825.5 kJ/mol
AĦt of Al2O3(s) = –1675 kJ/mol
Express your answer to three significant figures and include the appropriate units.
• View Available Hint(s)
НА
ΔΗ,
Value
Units
rxn =
Transcribed Image Text:standard enthalpy of the reaction, AH°, Calculate the rxn, for the thermite reaction: 2Al(s) + Fe2O3 (s)→2F€(s) + Al½O3(s) Elements in their standard state have an enthalpy of formation value of zero. The standard enthalpies of formation of Fe2O3 and Al203 are AĦ† of Fe2O3 (s) = -825.5 kJ/mol AĦt of Al2O3(s) = –1675 kJ/mol Express your answer to three significant figures and include the appropriate units. • View Available Hint(s) НА ΔΗ, Value Units rxn =
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