Given that: 2Al(s)+(3/2)O2(g)--->Al2O3(s) change in H(rxn)= -1601 kJ/mol 2Fe(s)+(3/2)O2(g)--->Fe2O3(s) change in H(rxn)= -821 kJ/mol Calculate the standard enthalpy change for the following reaction: 2Al(s)+Fe2O3(s)--->2Fe(s)+Al2O3(s)
2Al(s)+(3/2)O2(g)--->Al2O3(s)
change in H(rxn)= -1601 kJ/mol
2Fe(s)+(3/2)O2(g)--->Fe2O3(s)
change in H(rxn)= -821 kJ/mol
Calculate the standard enthalpy change for the following reaction:
2Al(s)+Fe2O3(s)--->2Fe(s)+Al2O3(s)
_______kJ
Homework Answers
Reverse equation 2 (change the sign) and add to equation 1. Add the delta Hs to arrive at the total delta H for the new reaction.
Add Answer to:
Given that:
2Al(s)+(3/2)O2(g)--->Al2O3(s)
change in H(rxn)= -1601 kJ/mol
2Fe(s)+(3/2)O2(g)--->Fe2O3(s)
change in H(rxn)= -821 kJ/mol
Calculate the standard enthalpy change for the following reaction:
2Al(s)+Fe2O3(s)--->2Fe(s)+Al2O3(s)
Be sure to answer all parts. Given that 2Al(s) + 3 2 O2(g) → Al2O3(s) ΔH...
Be sure to answer all parts. Given that 2Al(s) + 3 2 O2(g) → Al2O3(s) ΔH o rxn = −1601 kJ/mol and 2Fe(s) + 3 2 O2(g) → Fe2O3(s) ΔH o rxn = −821 kJ/mol calculate the standard enthalpy change for the following reaction: 2Al(s) + Fe2O3(s) → 2Fe(s) + Al2O3(s) Enter your answer in scientific notation.
10.Calculate the standard enthalpy change for the reaction 2Al(s) + Fe2O3(s) →2Fe(s) + Al2O3(s) given that...
Calculate the standard enthalpy change for the reaction 2Al(s)+Fe2O3(s) → 2Fe(s)+Al2O3(s)given that2 Al(s)+ 3/2O2(g) → Al2O3(s) ΔHrxn°=-1669.8 kJ/mol2 Fe(s)+3/2O2(g) → Fe2O3(s) ΔHrxn°=-822.2 kJ / mol
Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K...
Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 2.413 moles of Fe2O3(s) react under standard conditions at 298.15 K. S universe = J/K (2) Is this reaction reactant or product favored under standard conditions? ( 3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy?
QUESTION 23 Refer to this equation: 2Al(s) + Fe2O3(S) --> 2Fe( 5) + Al2O3(S) AH rxn--847.6...
QUESTION 23 Refer to this equation: 2Al(s) + Fe2O3(S) --> 2Fe( 5) + Al2O3(S) AH rxn--847.6 kJ/mol rxn. How much heat is released if 2.00 g of All S) reacts to completion? 0 432kJ 0 254 kJ 509 kJ 1870 kJ 2050 kJ 31.4 kJ 1690 kJ O 139 kJ
15. Determine the standard enthalpy of formation of Fe2O3(s), 2Fe(s) + 1.5 02 (g) → Fe2O3(s)...
15. Determine the standard enthalpy of formation of Fe2O3(s), 2Fe(s) + 1.5 02 (g) → Fe2O3(s) given the thermochemical equations below. (4 points) AFH° = +160.9 kJ/mol-rxn Fe(s) + 3 H20(8) - Fe(OH)3(s) + 3/2 H (9) H2(g) + 1/2 O2(g) → H2O(6) Fe2O3(s) + 3 H2O(0) - 2 Fe(OH)3(8) A-H° = -285.8 kJ/mol-rxn A,Hº = +288.6 kJ/mol-rxn
Consider the reaction Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K at 298.15 K. (1) C...
Consider the reaction Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) for which H° = -851.5 kJ and S° = -37.00 J/K at 298.15 K. (1) Calculate the entropy change of the UNIVERSE when 2.108 moles of Fe2O3(s) react under standard conditions at 298.15 K. Suniverse = J/K (2) Is this reaction reactant or product favored under standard conditions? (3) If the reaction is product favored, is it enthalpy favored, entropy favored, or favored by both enthalpy and entropy? If the reaction is...
5 Determine the standard enthalpy of formation of Fe2O3(s) given the thermochemical equations below. 2Fe(s) +...
5 Determine the standard enthalpy of formation of Fe2O3(s) given the thermochemical equations below. 2Fe(s) + 3/2 O2(g) → Fe2O3(s) AH(Fe2O3) = ? Fe(s) + 3 H2O() Fe(OH)3(s) + 3/2 H2(g) AH° = +160.9 kJ/mol-rxn H2(g) + 1/2O2(g) → H2O(1) A.H° = -285.8 kJ/mol-rxn Fe2O3(s) + 3 H2O(1) ► Fe(OH),(s) A,Hº +288.6 kJ/mol-rxn
Consider the reaction: Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) Using standard absolute entropies at 298K, calculate the...
Consider the reaction: Fe2O3(s) + 2Al(s)Al2O3(s) + 2Fe(s) Using standard absolute entropies at 298K, calculate the entropy change for the system when 2.37 moles of Fe2O3(s) react at standard conditions. S°system = ____J/K
2.Calculate the enthalpy of reaction for the following reaction: Fe2O3(s) + 3CO(g) → 2Fe(s) + 3CO2(g)...
2.Calculate the enthalpy of reaction for the following reaction: Fe2O3(s) + 3CO(g) → 2Fe(s) + 3CO2(g) ΔHfo(Fe2O3(s)) = -824.2 kJ/mol ΔHfo(CO(g)) = -110.5 ΔHfo(Fe(s)) = ? ΔHfo(CO2(g)) = -393.5 kJ/mol
Given 2Al(s) + (3/2)O2(g) → Al2O3(s), AH°f = –1,670 kJ/mol for Al2O3 (s). Determine AH° for...
Given 2Al(s) + (3/2)O2(g) → Al2O3(s), AH°f = –1,670 kJ/mol for Al2O3 (s). Determine AH° for the reaction 3Al2O3(s) →6Al(s) + (9/2)02(g). Write answer to three significant figures. Numeric Response
QUESTION 23 Refer to this equation: 2Al(s) + Fe2O3(S) --> 2Fe( 5) + Al2O3(S) AH rxn--847.6 kJ/mol rxn. How much heat is released if 2.00 g of All S) reacts to completion? 0 432kJ 0 254 kJ 509 kJ 1870 kJ 2050 kJ 31.4 kJ 1690 kJ O 139 kJ
15. Determine the standard enthalpy of formation of Fe2O3(s), 2Fe(s) + 1.5 02 (g) → Fe2O3(s) given the thermochemical equations below. (4 points) AFH° = +160.9 kJ/mol-rxn Fe(s) + 3 H20(8) - Fe(OH)3(s) + 3/2 H (9) H2(g) + 1/2 O2(g) → H2O(6) Fe2O3(s) + 3 H2O(0) - 2 Fe(OH)3(8) A-H° = -285.8 kJ/mol-rxn A,Hº = +288.6 kJ/mol-rxn
5 Determine the standard enthalpy of formation of Fe2O3(s) given the thermochemical equations below. 2Fe(s) + 3/2 O2(g) → Fe2O3(s) AH(Fe2O3) = ? Fe(s) + 3 H2O() Fe(OH)3(s) + 3/2 H2(g) AH° = +160.9 kJ/mol-rxn H2(g) + 1/2O2(g) → H2O(1) A.H° = -285.8 kJ/mol-rxn Fe2O3(s) + 3 H2O(1) ► Fe(OH),(s) A,Hº +288.6 kJ/mol-rxn
Given 2Al(s) + (3/2)O2(g) → Al2O3(s), AH°f = –1,670 kJ/mol for Al2O3 (s). Determine AH° for the reaction 3Al2O3(s) →6Al(s) + (9/2)02(g). Write answer to three significant figures. Numeric Response
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