Consider the reaction A-B with AH° = 25.39 kJ/molpxn: What should be the AH° in kJ/molxn for the reaction 3 A 3 B? Report your answer to three decimal places.

Q: See image below. The answer I got is  -626.58 kJ...is that correct?

A: Yes the answer which you got as per the given values is correct. The ΔH of the given reaction can be…

Q: please explain to understand the process!!! Given the following information: PCI3(1) + Cl2(g) →…

A: delta H is a extensive property....

Q: Zinc metal reacts with hydrochloric acid according to the following balanced equation.…

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Q: When 13.8 ml of 0.870 M lead(II) nitrate reacts with 90.0 ml of 0.777 M sodium chloride, 0.579 kJ of…

A: Using mole-mole analysis and thermochemistry concepts we can solve this question.

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: How much energy is transferred by 1 mol of 02(g) reacting in the equation below? C6) + ½ O2e) → CO),…

A: In this,half mole of oxygen react to release 110.5kj/mol of energy then when half mole of oxygen…

Q: How much heat (in kJ) is absorbed in the process of making 0.771 mol of CF₄ from the following…

A: At a particular temperature amount of heat energy released or absorbed when one mole of a chemical…

Q: CH4 (g) + 2 O2 (g) à CO2 (g) + 2 H2O (l) ∆H = -890.5 kJ What is the maximum amount of heat (in kJ)…

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Q: Given the reaction: 4 Fe(s) + 302(g) → 2 Fe203(s) A H= -1652 kJ, what is the enthalpy change when…

A: for a given reaction, 4 Fe(s) + 3 O2(g) → 2 Fe2O3(s) enthalpy change, Δ H = -1652 KJ

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

A: The branch of chemistry that deals with the structure, properties and the reaction of the organic…

Q: 3 NaOH(aq) + H3PO4(aq) = Na3PO3(aq)+3H2O(l)          Change is H= -173.7kJ If 31.2 mL of 0.45 M…

A: Moles of sodium hydroxide taken = concentration of sodium hydroxide X volume of sodium hydroxide…

Q: Given the chemical reaction: CHale) +5 0,g)→3 CO,) +4 H,OG) AH = -2044 kJ How much heat would be…

A: When hydrocarbons are combusted, then the large amount of heat is produced which is known as…

Q: Part C Classify reaction as exothermic or endothermic. Dehydratation hydroxide: Ba(OH),…

A: Exothermic reactions are those reactions in which heat is released during the reaction. The value of…

Q: In each of the following cases, determine the sign of DH, state whether the reaction is exothermic…

A: When the molecules react with each other, there would be the formation of new bonds. There will also…

Q: SO₂(g) + Cl₂(g) = SO₂Cl₂(g) AH = -264 kJ K = 34.5 When the reaction is altered, as below, what is…

A: Energy released per unit mole will remain the same but ∆H° overall will be alerted when…

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: 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: (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: The value of AH° for the reaction below is -126 kJ. The amount of heat that is released by the…

A: Given reaction is : 2Na2O2 (s) + 2H2O (l) → 4NaOH (s) + O2 (g) Standard change in enthalpy of the…

Q: What is the value of ∆H rxn ˚ (in kJ) for this reaction?…

A: Given, the chemical reaction as follows,2CuO(s)→Cu2O(s)+12O2(g)the heat of formation of CuO and Cu2O…

Q: Calculate AH for the reaction: NO (g) + O (g) → NO2 (g) AH. = ? From given the following…

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Q: What is the enthalpy change, Delta Hrxn, for the following reaction?      2 RbI (s)  +  Cl2 (g)…

A: Enthalpy is a state function, so we determine the change of enthalpy of a reaction by subtracting…

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: Calculate q (kJ) for the conversion of 2.95 grams of solid aluminum oxide into aluminum and oxygen?…

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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: Calculate “q” (in kJ) for the following reaction if 11.53 grams of O2(g) reacted with excess sulfur…

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Q: Consider the combustion of liquid methanol, ??3?? (?) CH3OH (l) + 3/2 O2 (g) → CO2 (g) + 2 H2O (l)…

A: Given reaction is :  CH3OH (l) + 3/2 O2 (g) → CO2 (g) + 2 H2O (l) Enthalpy change of the reaction in…

Q: The complete combustion of propane, C3H8(g) + 5 O2(g) --> 3 CO2(g) + 4 H2O(l) has DH = -2220 kJ. How…

A: In this question, we want to determine how much heat released when 20.0L C3H8 burn in the presence…

Q: The value of AH for the reaction below is -482 kJ. Calculate the heat (kJ) released when 52.0 g of…

A: We can calculate the heat released by using stoichiometric calculation. We see from balanced…

Q: Use the following data to determine the AH° for the conversion c C(s,diamond) +O,(g) CO,(g) AH°=…

A: We will add all three equation to get final equation.

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

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Q: 9. Calculate AH for the reaction 4NH3 (g) + 502 (g) → 4NO (g) + 6H20 (g), from the following data.…

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Q: Calculate AH for each of the following reactions (use the data in Appendix II): (a) 2 CH10 (g) + 13…

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Q: Calculate AH for the reaction, C,H,(g) + H,(g) → C,H,(g) Given: (a) 2 C,H,(g) + 5 0,(g) →4 CO,(g) +2…

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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: Calculate the AH° for the following reaction using the information below it. C,H¿(2); → CH4(g); →…

A: Given data, C(s)+2H2(g)→CH4(g)           ;∆Ho1=-75kJ2CH4(g)→C2H6(g)+H2(g)     ;∆Ho2=65kJ

Q: The value of AH for the reaction below is -126 kJ. The amount of heat that is released by the…

A: The reaction given is  The value of ΔH of the reaction = -126 KJ. And mass of Na2O2 reacting = 25.0…

Q: The value of ΔHo for the following reaction is -72 kJ. How many kJ of heat will be evolved when 4.0…

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Q: Use the following information to determine the enthalpy for the reaction shown be CHĄ(g) + H2O(g) →…

A: We have to find enthalpy of reaction.

Q: Calculate q (kJ) for the conversion of 2.97 grams of solid aluminum oxide into aluminum and oxygen?…

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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: 2. Calculate AH for the reaction: CH4 (g) + 4 Cl2 (g) CCI4 (g) +4 HCI (g) Use the following…

A: We have to calculate ∆Hrxn for the reaction CH4(g) + 4Cl2(g) → CCl4(g) + 4HCl(g).

Q: 3. The AH for N2 + O2 →2 NO is 181 kJ. What is the AH for this reaction? NO 1/2 N2 + 1/2 O2

A: Given information: N2+O2→2NO           ∆H=181 kJ               equation-1

Q: A mercury mirror forms inside a test tube by the thermal decomposition of mercury(II) oxide. 2…

A: Given :-  2 HgO(s) 2 Hg(l) + O2(g)  Hrxn = 181.6 kJ  To calculate :-  Heat require to decompose 546…

Q: When 1 mole of HCl(g) reacts with NH3(g) to form NH4Cl(s) according to the following equation, 176…

A: Given : Amount of heat evolved in the reaction = 176 KJ And moles of HCl reacted = 1 mol

Q: Zinc metal reacts with hydrochlonic acid according to the following balanced equation. Zn(s) +…

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Q: The addition of hydroiodic acid to a silver nitrate solution precipitates silver iodide according to…

A: The formula for specific heat can be written below in which q represents the heat energy in Joules,…

Q: PCI5(s) can be prepared by the reaction PCI3() + Cl2(g) - PCI5(s). Calculate the enthalpy change (in…

A: Answer is attached below hope it would help.

Q: Use reaction A and B to find the enthalpy of reaction for reaction C. A. 4 Ga (s) + 3 O2 (g) -> 2…

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