the enthalpy of the reaction of Fe 2 O 3 with CO. 3Fe 2 O 3 (s) + CO (g) → CO 2 (g) + 2Fe 3 O 4 (s) is _____ kJ. Given the following reactions. CO2(g) + 2 Fe3O4(s) Find the enthalpy of the reaction of Fe2O3 with CO 1 Answer to Given the following reactions: Fe2O3(s) + 3CO(g) yields 2Fe(s) + 3CO2(s) (Change in enthalpy= -28 kJ) 3Fe(s) + 4CO2(s) yields 4CO(g) + FE3O4(s) (Change in enthalpy= +12.5 kJ) the enthalpy of the reaction of Fe 2 O 3 with CO (3Fe2O3(s) + CO(g) yields CO2(g) + 2Fe3O4(s)) is.. A. (Fe2O3(s) + 3CO(g) => 2Fe(s) + 3CO2(g) ; Δ H = –28.0kJ) x3, 3Fe2O3(s) + 9CO(g) => 6Fe(s) + 9CO2(g) and Δ H = –84.0kJ, (Fe3O4(s) + 4CO(g) => 3Fe(s) + 4CO2(g) ; Δ H = –12.5kJ) x2 so, 2Fe3O4(s) + 8CO(g) => 6Fe(s) + 8CO2(g) and Δ H = –25.0kJ. (ie. name for ch3-c(ch3)(oh)-ch3? As the top equation keeps its original direction, Δ H keeps its sign. 2Fe + 3/2O2 ----> Fe2O3. 14. Still have questions? © 2003-2020 Chegg Inc. All rights reserved. Fe2O3(s) +3CO(g) → 2Fe(s)+ 3CO2(g) you should get −23.47 kJ/mol, if you use my numbers. Fe2O3(s) + 3CO(g) yields 2Fe(s) + 3CO2(s) (Change in enthalpy= -28 kJ) 3Fe(s) + 4CO2(s) yields 4CO(g) + FE3O4(s) (Change in enthalpy= +12.5 kJ) the enthalpy of the reaction of Fe 2 O 3 with CO ( 3Fe2O3(s) + CO(g) yields CO2(g) + 2Fe3O4(s)) is.. Should I call the police on then? Given the enthalpy changes. What is the IUPAC  | For example, let's consider the reaction H 2 + F 2 → 2HF. double displasment, single displacement, neutralize)? Given the following reactions Fe2O3 (s) + 3CO (s) → 2Fe (s) + 3CO2 (g) ΔH = -28.0 kJ 3Fe (s) + 4CO2 (s) → 4CO (g) + Fe3O4 (s) ΔH = +12.5 kJ the enthalpy of the reaction of Fe2O3 with CO 3Fe2O3 (s) + CO (g) → CO2 (g) + 2 Fe3O4 (s) is _____ kJ. Iron is made from a reaction of iron oxide with carbon monoxide in the following reaction. Terms +12.5 kJ). The chief was seen coughing and not wearing a mask. C + 1/2O2 -----> CO. -110KJ/mol Go look up numbers from your own book and try again... see what you get, and verify mine is correct. -109 kJ B. Use uppercase for the first character in the element and lowercase for the second character. 3 Fe2O3(s) + CO(g) ? 3Fe (s) + 4CO 2 (s) → 4CO (g) + Fe 3 O 4 (s) ∆H = +12.5 kJ. I went to a Thanksgiving dinner with over 100 guests. the enthalpy of -28 kJ), 3Fe(s) + 4CO2(s) yields 4CO(g) + FE3O4(s) (Change in enthalpy= The enthalpy change for the following reaction is -483.6 kJ: 2H2(g) + O2(g) = 2H2O(g) Therefore, the enthalpy change for the following reaction is _____ kJ: 4H2(g) + 2O2(g) = 4H2O(g) Chem Calculate the number of grams of Fe formed when 0.300kg of Fe2O3 reacts. The goal is the reaction FeO + CO → Fe + CO2 It is easier to work toward the triple of this, then divide ΔH0 by 3. A) -59.0 I know the answer is -59 but I do not know how you work it out to find that answer. c) -15.5. d) -109. e) -59.0 Consider the following intermediate chemical equations. the reaction of Fe2O3 with CO We know 3Fe2O3(s) is our starting product so the top reaction occurs in its original direction, and the other is reversed. Fe2O3 (s) + 3CO (s) → 2Fe (s) + 3CO2 (g) ΔH = -28.0 kJ 3Fe (s) + 4CO2 (s) → 4CO (g) + Fe3O4 (s) ΔH = +12.5 kJ the enthalpy of the reaction of Fe2O3 with CO View desktop site, Fe2O3(s) + 3CO(g) yields 2Fe(s) + 3CO2(s) (Change in enthalpy= The Standard Enthalpy of Formation for elements in their basic standard states is equal to 'zero' Kj/mole. According to Hess's law, if a series of intermediate reactions are combined, the enthalpy change of the overall reaction is the sum of the enthalpy changes of the intermediate reactions. To balance a chemical equation, enter an equation of a chemical reaction and press the Balance button. 2 Fe(s) + 4 CO2(g) 4 CO(g) + Fe3O4(s) H = +12.5 kJ. & yields CO2(g) + 2Fe3O4(s)) is.. Iron is made from a reaction of iron oxide with carbon monoxide in the following reaction. Calculate the enthalpy of the reaction of Fe2O3(s) with CO(g) (in kJ). The form/state can be identified in Thermodynamics Tables … Get your answers by asking now. what type of reaction is Na2B4O7.10H2O + 2HCl -> 2NaCl(aq) + 5H2O + 4B(OH)3. Since, in a chemical reaction, energy can be neither destroyed nor created, if we know the energy required to form or break the bonds being made (or broken) in the reaction, we can estimate the enthalpy change for the entire reaction with high accuracy by adding up these bond energies. Join Yahoo Answers and get 100 points today. Fe2O3(s) + 3CO(g) => 2Fe(s) + 3CO2(g) ; Δ H = –28.0kJ, Fe3O4(s) + 4CO(g) => 3Fe(s) + 4CO2(g) ; Δ H = –12.5kJ. -822KJ/mol. A dash of simultaneous equationy stuff to begin, so we have 6 Fe in each of the first equations. The balanced equation will appear above. Well, when you manage to search your appendix for the … a) 40.5. b) +109. which is the same as the 3rd equation in the question. Given the following chemical equations: Fe2O3(s) + 3CO(g) => 2Fe(s) + 3CO2(g) ; Δ H = –28.0kJ Given the following reactions: Fe2O3(s) + 3 CO(g) 2 Fe(s)+ 3 CO2(g) H=-28.0kJ. Calculate the enthalpy of the reaction of Fe2O3(s) with CO(g) (in kJ). The Standard Heat of Formation (#DeltaH_(f)^o#) is given in terms of Kj per 1 mole.By definition #DeltaH_f^o# is the heat liberated or gained on formation of one mole of substance from basic elements in their standard states. (3Fe2O3(s) + CO(g) it's essentially one reaction followed by the other, so. Given the following chemical equations: Fe2O3(s) + 3CO(g) => 2Fe(s) + 3CO2(g) ; Δ H = –28.0kJ Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Privacy the other is reversed. That is: work towards 3 FeO + 3 CO → 3Fe + 3 CO2 . Fe 2 O 3 (s) + 3CO (s) → 2Fe (s) + 3CO 2 (g) ∆H = -28.0 kJ. yields CO2(g) + 2Fe3O4(s)) is.. 3Fe2O3(s) + CO(g) Can you explain the synthesis and reaction of a Grignard Reagent. but now we know the directions. help needed for organic chem MC question?

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