I. CO (g) → C (s) + ½ O2 (g) AH= +110kJ II. CO (g) + ½ O2(g) CO2 (g) AH= -280kJ III. Fe2O3 (k) + 3CO (g) → 2Fe (k) + 3CO2 (g) AH= -27KJ according to the reactions; 3C (k) + 2FE2O3 (k) → 4Fe (k) + 3CO2 (g) What is the AH value of the reaction? 896 564 456 D 376 Windows butU

Q: A 0.530-g sample of nonanedioic acid (C9H1604) is burned in a bomb calorimeter and the temperature…

A: To calculate the change in enthalpy (ΔH) for the combustion reaction per mole of nonanedioic acid (C…

Q: Given the reactions, X(s) + 0,(g) → XO(s) AH = -765.9 kJ XCO,(s) → XO(s) + CO,(g) AH = +112.9 kJ…

A: The reactions given are 1) 2)

Q: Use the information provided below to calculate AGran (kJ/mol) for the reaction at 25°C. R= 8.314…

A:

Q: Elemental iron is used in heat packs and the reaction can be represented as: 4 Fe(s) +3 O2(g) → 2…

A: When enthalpy is negative that means reaction is exothermic reaction

Q: 1) The three combustion reactions are: C(s, gr) + O>(g) --> CO,(g) AH =-393.50 kJ H,(g) + ½0,(g)…

A: Solution:    The change in enthalpy of formation is the enthalpy change when the formation of one…

Q: 25.0 mL of 1.00 M HCl at 23.5oC react with 25.0 mL 1.00 M NaOH in a styrofoam calorimeter whose…

A: The energy of a system is always conserved. The amount of heat released or absorbed by the reaction…

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A: The objective of this question is to calculate the heat of reaction, qrxn, for the given chemical…

Q: 7.Heat is taken in by a system and work is done on the system by its surroundings. The internal…

A: The change in internal energy (ΔU) is given by ΔU = q + w where q = heat energy  w = work done

Q: Given the reactions, X(s) + 0,(g) → XO(s) AH = -797.5 kJ XCO, (s) XO(s) + CO,(g) AH = +179.5 kJ what…

A:

Q: How much heat is released or absorbed (in kJ) by the system in the reaction of 19.3 g of SF, with…

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Q: 72. Given: Fe2O3(s) + 3C0(g) → 2Fe(s) + 3CO2(g); AH° = -26.8 kJ FeO(s) + CO(g) → Fe(s) + CO2(g); AH°…

A:

Q: SNC12 (k) → Sn (k) + Cl2 (g) 2 SnCl2 (k) + 2 Cl2 (g) → 2 SnCl4 (s) +325.1 kJ -372.4 kJ V un agagmn…

A: In the given question we have to calculate the overall enthalpy of the chemical reaction. we have to…

Q: Consider these reactions: Reaction 1: H₂(g) + Cl₂ (g) → 2HCl(g) → 2HCl(g) Reaction 2: 20F2 (g) →…

A:

Q: Consider the following reaction: 2C6H6() + 15 O2(g)- 12 CO2(g) + 6 H20() AH = -5.869 x 103 kJ An…

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Q: 8. For the reaction: Ca(OH)2(s) + CO2(g) – CaCO3(s) + H2O(1) a. Balance the reaction b. Use the…

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Q: The standard enthalpy change for the following reaction is -774 kJ at 298 K. Fe(s) + 5…

A: The standard enthalpy change for the following reaction is -774 kJ at 298 K. Fe(s) + 5…

Q: Given the data below, H°rxn for the reaction 2502 (g) + O2 (g) → 2SO3 (g) is kJ. AH°; (SO2 (g)) =…

A: Given  Reaction   2SO2(g)  + O2(g)   →  2SO3(g) ∆H°f ( SO3(g) )   = - 396 KJ/mol  ∆H°f ( SO2(g) )…

Q: For the reaction 2 CO(g) + O2(g) –2 CO2(g) AG° = -522.4 kJ and AS° = -173.1 J/K at 252 K and 1 atm.…

A: ∆G is negative reaction will go in forward direction or product side You are given a relation and…

Q: Given the following thermochemical equations: 2NO(g) + O2(g) –→ 2NO2(g) AH° = -113.2 kJ %3D 2N,0(g)…

A: Calculate change enthlpy of the given reaction above----

Q: 6 6. Find AH for the following reaction: Fe2O3 (s) + 3 CO (g) → 2 Fe (s) + 3 CO₂ (g) Use these…

A: 6) Given, a) 4Fe(s) + 3O2(g) ----> 2Fe2O3(s)  ∆H = -1648 kJ b) CO(g) + 1/2O2(g) ----> CO2(g)…

Q: 2 C₂H6 (g) + 7 02 (g) →4 CO2 (g) + 6 H₂O (1) AHrxn-3121 kJ How many grams of C₂H6 are required in…

A: Given that2C2H6(g) + 7O2(g) ---> 4 CO2(g) + 6 H2O(l) ∆Hrxn = -3121 kJHow many grams of C2 are…

Q: Given the following data: AH = -285.8 kJ H2(9) + 2/(g) → H2O) AH = -76.6 kJ N2OS(g) + H20w → 2…

A:

Q: Which reactions are exothermic?   Reaction 1: C3H8(g) + 5 O2(g) → 3 CO2(g) + 4 H2O(l) + 2220 kJ…

A: in any reaction  in which energy is released is said to be exothermic reaction.

Q: Which of the following represents an endothermic reaction? CH4 (g) + 202 (g) → CO2 (g) + 2H2O (g) +…

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Q: 10 of 11 <. Consider these reactions, where M represents a generic metal. 1. 2 M(s) + 6 HCI(aq) 2…

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Q: If for the reaction: 4Fe(s) + 302(g) →→→→2Fe₂O3(s) AHran-1648 kJ/mol rxn, then for the reaction:…

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Q: 14. Calculate the standard enthalpy change for the reaction: 2Al(s) + Fe2O3(s) 2Fe(s) + Al2O3(s)…

A:

Q: 10. Calculate AH for the reaction CH4 (g) + NH3 (g) → HCN (g) + 3 H2 (g), given: a. N2 (g) + 3 H2…

A: Ans  Enthalpy change for the reaction can be calculated by using Hess laws

Q: Classify the following reactions as endothermic or exothermic.

A: The reaction can be classified into two category namely endothermic and exothermic reactions as…