Consider the reaction A B with AH° = -42.46 kJ/molxn- What should be the AH° in kJ/moln for the reaction 3 B → 3 A? Report your answer to three decimal places.

Q: In the following reaction, what is the quantity of heat (in kJ) released when 4.81 moles of CH are…

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Q: C2H5OH + 3O2  → 2CO2 + 3H2O        ΔH⁰ = - 791.4kJ/mol How much heat will be released when 10.0g of…

A: Given that,ΔH⁰ = - 791.4 kJ/molOxygen present already is in excess, so don't do anything about…

Q: Using the reverse reaction, how much heat is required to produce 44.8g of NO using the following…

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Q: 3. Predict the target reaction which can be obtained by adding step 1 and 2 shown below. Also…

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Q: How many kJ of heat are released when 80.9 grams of HBr is formed in this reaction? H2 (g) + Br2…

A: Hydrogen reacts with bromine to form hydrogen bromide. The equation for the balanced chemical…

Q: Under certain nonstandard conditions, oxidation by O2(g)O2(g) of 1 mol of SO2(g) to SO3(g) absorbs…

A: Given : 1 mole of SO2 is oxidised to SO3  Hence the reaction can be written as SO2 (g) + 0.5 O2 (g)…

Q: For reaction 3A + 2B → A3B2 ArtH= 745.1 kJ/(mol rxn) "A" molar mass = 271.1 g/mol; "B" molar mass=…

A: Given reaction:  3A + 2B → A3B2 Molar mass of A = 271.1 g/mol. Molar mass of B = 39.2 g/mol. No of…

Q: The value of AH° for the reaction below is -72 kJ. kJ of heat are released when 5.5 mol of HBr is…

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Q: Given the reactions,   X(s)+1/2O2(g)⟶XO(s)   Δ?=−807.5 kJ   XCO3(s)⟶XO(s)+CO2(g)    Δ?=+390.3 kJ…

A: It is given that the change in enthalpy of the given net reaction need to be calculated and the…

Q: The AG° for the combustion of propane is -2073 kJ/mole. What is the AG° for the following reaction?…

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Q: the following reaction, how many moles of CH₃OH are required to produce -4546 kJ of heat? 2 CH₃OH…

A: Heat of reaction is difference of energy of product  and energy of Reactant. If heat of reaction is…

Q: 6. When heat is added to a system at equilibrium and the reaction shifts to the left, which…

A: As per our guidelines , we can only solve first question. Please resubmit other questions as next…

Q: How much energy in kJ is released in burning 1.83 mL of gasoline (assuming that all of it is octane…

A: How much energy in kJ is released in burning 1.83 mL of gasoline (assuming that all of it is octane…

Q: Aluminum chloride can be formed from its elements: (i) 2Al(s) + 3Cl2(g) ⟶ 2AlCl3(s) ΔH° = ? Use the…

A: Given data, HCl(g)→ HCl(aq)                         ;ΔH°=-74.8kJ      ---1H2 (g) + Cl2 (g) →2HCl(g)…

Q: How much energy is absorbed during the complete reaction of 3.00 kg carbon (MW = 12.01 g/mol) given…

A: Mole=Weight of substance/Molar mass of substance

Q: What is the amount of heat released (in kJ) when 60.0 g of Fe is produced according to the following…

A: Correct answer is - 458 kJ. Molar mass of Fe = 55.845 g/mol By stoichiometry of reaction: Heat…

Q: when I do this my final answer is 4903 grams which seems really high. Where am I going wrong?

A: A question based on chemical thermodynamics that is to be accomplished.

Q: How much energy in kJ is released in burning 1.77 mL of gasoline (assuming that all of it is octane…

A: The equation for the combustion reaction is C8H18(ℓ) + 25/2O2(g) → 8CO2(g) + 9H2O(ℓ)

Q: How much energy in kJ is released in burning 2.83 mL of gasoline (assuming that all of it is octane…

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Q: Calculate "q" (in kJ) for the following reaction if 11.35 grams of SOo(g) reacted with excess…

A: We are to calculate "q" (in kJ) for the given reaction when 11.35 grams of SO2(g) reacted with…

Q: How much energy in kJ is released in burning 2.87 mL of gasoline (assuming that all of it is octane…

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Q: 4 NH3(g) + 5 O2{g) → 2 N2(g) + 6 H2O(1) AH° = kJ m the following enthalpy changes, calculate the…

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Q: 1. In the following reaction, what is the quantity of heat (in kJ) released when 3.21 moles of CH₄…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub- parts for…

Q: 3 NaOH(aq) + H3PO4(aq) → Na3PO3(aq) + 3 H2O(l)           ΔH = -173.7 kJ If 31.2 mL of 0.45 M sodium…

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Q: (a) Burning of 15.5 g of propane: C3H8(g) + 5 O2(g) --> 3 CO2(g) + 4 H2O(l)      ΔH° = -2220 kJ…

A: Given: Two reaction are given:  a) First reaction is burning of propane.  Mass of propane= 15.5g…

Q: How many moles of H₂ are required to produce -7251 kJ of heat in the following reaction? N₂ (g) + 3…

A: The change in enthalpy of the given thermochemical equation suggests that 3 moles of H2 are required…

Q: 4Al(s) + 302(g)- - 2AI2O3(s) AH°rxn = -3351.4 kJ How much energy is transferred when 15.5 g of Al2O3…

A: We can solve the problem by determining the moles of aluminium oxide produced. Data given : ∆H0 = -…

Q: For the chemical reaction represented by C(s) + 0,(g) → CO,(g) + 394 kJ what is the AH for the…

A: Ans) b) -394 Kj

Q: Calculate "q" (in kJ) for the following reaction if 11.35 grams of SO2(g) reacted with excess…

A: We have reaction of  11.35 g of SO2 with excess oxygen we have to calculate the q for this.

Q: Determine how much energy in kJ is absorbed when 6.03 g of HA, the limiting reactant, are completely…

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Q: heat of the reaction for the formation of methanol.

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Q: Given the reactions,   X(s)+12O2(g)⟶XO(s)   Δ?=−737.5 kJ   XCO3(s)⟶XO(s)+CO2(g)Δ?=+488.3 kJ what…

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Q: The value of AH° for the reaction below is -72 kJ. kj of heat are released when 1.0 mol of HBr is…

A: H2 (g)+Br2(g) → 2HBr(g)- -72KgDivided by 212H2(g)+12Br2(g) →HBr(g)--722…

Q: Dry ice is solid carbon dioxide. Instead of melting, solid carbon dioxide sublimes according to the…

A: Given, Sublimation of carbon dioxide : CO2(s) → CO2(g)

Q: 7. Determining the Sign of AH Indicate the sign of the enthalpy change, AH, in these processes…

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Q: 3. Calculate the AH for the reaction NO(g) + O(g) NO2(g) given the following information: NO(g) +…

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Q: Which type of flame: a. undergoes complete combustion of fuel (propane) used? Why? Write the…

A: Complete combustion occurs in sufficient amount of oxygen. The products of complete combustion are…

Q: How much energy in kJ is released in burning 2.5 mL of gasoline (assuming that all of it is octane…

A: To solve this problem first we have to calculate the mole of octane by using its volume, density and…

Q: The reaction below has AH° = -110.2 kJ. 4 NO2(g) + O2(g) → 2 N205(g) Which statement is correct when…

A: In this question, we want to determine the energy when the given mass of nitrogen dioxide react with…

Q: Iron can be converted to Fe2O3 according to the reaction below. How much heat (in kJ) is required to…

A: Iron can be converted to Fe2O3 according to the given reaction. Amount of heat (in kJ) required to…

Q: +3 CO(g) 2 Fe(s) + 3 CO2(g) 3 02(g) → 2 Fe203(s) AH = -1648 kJ → 2 CO(g) + 02(g) AH= +565.4 kJ

A: (1) 4Fe + 3O2----> 2Fe2O3, □H = -1648 kJ (2) 2CO2 ----> 2CO + O2, □H = +565.4 kJ (3) Fe2O3 +…

Q: • Observe the following reactions carefully: H2(g) + F2(g) 2HF(g) AH = -537 kJ > C(s) + 2 F2(g)…

A: The reactions given are, 1) H2 (g) + F2 (g) → 2 HF (g)                      ΔH = -537 KJ 2) C (s) +…

Q: 9. Consider the reaction, 3 NO2(3) + H2O(1) 2 HNO3(aq) + NO(g), where AH = -137 kJ. How many…

A: The amount of heat released when 92.3 g of NO2 reacts according to given reaction is to be…

Q: Using the values provided in the table below, calculate ΔHr for the following reaction: 2CO2(g) +…

A: For the reaction: 2CO2(g) + 4H2O(g) → 2CH3OH(l) + 3O2(g)  ΔHr for the above-provided reaction has to…

Q: Dry ice is solid carbon dioxide. Instead of melting, solid carbondioxide sublimes according to the…

A: Dry ice, which is the solid carbon dioxide sublimes directly to gaseous phase when added to warm…

Q: Pls help ASAP

A: The answer is given as follows

Q: What is the missing value in the table below? Reaction ΔΗ (kJ/mol) A - B -10 B - C A - C ? kJ/mol LO

A: On adding equation 1 and equation 2, equation 3 can be obtained. A→B ...... 1B→C...... 2A→C…

Q: Calculate the AH for the reaction NO(g) + O(g) given the following information: NO₂(g) NO(g) + O3(g)…

A: Given aim equation is :  Step equations are : Calculate the change in enthalpy of the aim equation…

Q: nat happens when fuel is added (like a carbon source)? Find the heat of the reaction for the owing…

A: When carbon is added to the N2O then it react with it and CO2 and N2 gas produced. Nitrogen get…

Q: 10 Calculate the amount of heat in kJ given off when 132.0 g H2O2 react according to the following…

A: Heat released depand amount of H2O2