Which of the following is true if Esys = -346 J A. The system is gaining 346J while the surrounding are losing 346 J B. The system is losing 346 J while the surrounding are gaining 346J C. Both the system and the surrounding are gaining 346J D. Both the system and the surrounding are losing 346 J E. None of the above is true

Q: lution of HI was found to have a pOH of 13.35 at 25 °C. What is the concentration of HI? a. 0.52 M…

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Q: Calculate ASurr at 298 K. uns ZnS(s) + 202(g) ZNSO4(s) AH°=-777 kJ O ASsur = +114 kJ/K %3D O ASsurr…

A: Answer: option c. ∆Ssurr = +2.61 kJ/K

Q: Given that the reaction of C2H4 (g) + 3 O, (g) → 2 CO2 (g) + 2 H20 (1) AH = -1411 kJ What would AH…

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Q: Calculate ΔHrxnfor the following reaction: CH4(g)+4Cl2(g)→CCl4(g)+4HCl(g) given these reactions…

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Q: find the delta h gor the following reaction lF5(g) ---> lF3(g) + F2(g) giveb the data below IF(g) +…

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Q: How much heat (KJ) is required to convert 3.12 moles of liquid benzene at 75.1oC to gaseous benzene…

A: According to the Hess's law, enthalpy change in the process is equal to the sum of all the…

Q: For the reaction A2 + B2 → 2AB, Ea(fwd) = 105 kJ/mol and Ea(rev) = 77 kJ/mol. Assuming the reaction…

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Q: From the enthalpies of reaction: H2 (g)   +   F2(g)    ------- >  2 HF (g)          ∆H = -537 kJ…

A: (i) H2 (g)   +   F2(g)  →  2 HF (g)          ∆H = -537 kJ (ii) C(s)  +   2 F2 (g)    →   CF4(g)…

Q: Given the following equations and AH° values, determine the heat of reaction (kJ) at 298 K for the…

A: Given: BCl3(g)+3H2O(l)→H3BO3(g)+3HCl(g)               ∆H°=-112.5…

Q: Find the enthapy change for the reaction below in kJ .                   4NH3(g)  + 5O2(g) -->…

A: Given,  4NH3(g)  + 5O2(g) --> 4NO(g) + 6H2O(g)     ΔH= ?  (NH3(g)) = -46.1,         (NO(g)) =  +…

Q: Find ?Hrxn for ZnS(s) + 3/2O2(g) →ZnO(s) + SO2(g) Using the thermodynamic data below Zn(s) +…

A: Reverse equation 2 and add all three equation to get required equation.

Q: Given the following data: N2 + 3H2 2NH3 H1 = - 91.8 kJ C + 2 H2 CH4 H2 = - 74.9 kJ 2 C + N2 + H2 2…

A: Hess's law will be use to determine  Δ H for the following reaction: CH4 + NH3 HCN + 3H2 Using the…

Q: Use the information provided to determine ΔH°rxn for the following reaction: 3 A(s) + B(g) → 2 X(s)…

A: The standard enthalpy of the given reaction is calculated is follows :

Q: Given that H, (g) + F,(g) → 2 HF(g) AHn = -546.6 kJ. 2 H, (g) + 0,(g) 2H,O(1) AHn = -571.6 kJ…

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Q: Calculate H for the following: Co3O4 (s) -> 3 Co (s) + 2 O2 (g) H = ?? Given ... EQN A: Co (s) +…

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Q: Which of the following which is/are true about the internal energy, E?      (i)    E = q + w…

A: True statement of above is

Q: Use the standard reaction enthalpies given below to determine AH°rn for the following reaction:…

A: In this question, we want to determine ∆H° for the formation of PCl5 from P4 and Cl2 gas  How to…

Q: C + S2 - CS2 2 Cs3 - 2 CS2 + S2 AH° = -200 kJ ДН 3 50.0 k] Given: Find AH for : 2 C + 3 52 - 2 CS3 О…

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Q: Given that H,(g) + F,(g) – 2 HF(g) → 2 HF(g) AHom = -546.6 kJ 2 H,(g) + 0,(8) 2 H,O(1) AHm = -571.6…

A: In-order to find the enthalpy change of the desired reaction, the given reactions has to be written.

Q: 6. Given the following equations and AH• values, determine the heat of reaction (kJ) at 298 K for…

A: We have to calculate the ∆H∘ for the reaction: B2H6 (g) + 6 Cl2 → 2 BCl3 (g) + 6 HCl (g)

Q: Use the data below to calculate ΔHº for the reaction N2O4(g) + 3CO(g)  ➜  N2O(g) + 3CO2(g) Compound…

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Q: Calculate ΔHrxn for the following reaction: BaO(s)+CO2(g)→BaCO3(s) Use the following reactions and…

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Q: 2A(S) + 2B(s) -> 2C(S) + D(g)  Calculate reaction enthalpy in kJ given the following:  X(s)…

A: Given, X(s) +1/2D(g)->A(s)      H1= -379kJ Y(g) + B(s) -> Z(g)         H2= -37kJ X(s) + Z(g)…

Q: Consider the Calculate AG°rxn using the following :information CO(g) - C(s) + 1/2 02(g) ?= AG°rxn…

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Q: Given that H,g) + F,(g) 2 HF(g) AHin = -546.6 kJ 2 H, (2) + 0,(g)- -2 H,O(1) AHin = -571.6 kJ…

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Q: Consider the reactions below: 2A + B → 2C ∆H1 = -115.2 kJ B + D → C ∆H2 = -98.4 kJ 2A → B + 2D…

A: It is given that two reactions have the change in enthalpy(shown below) and the net reaction’s…

Q: Given that H,(g) + F,(g) –→ 2 HF(g) AHan = -546.6 kJ 2 H, (g) + 0,(g) – 2H,O(1) AHan = -571.6 kJ…

A: The change in energy or enthalpy during the reaction is given by enthalpy change.  If the enthalpy…

Q: 1.CalculateΔEforeachofthefollowingcases: a.q=+51kJ;w=-15kJ b.q=+100kJ;w=-65kJ c.q=-65kJ;w=-20kJ dd.…

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Q: and T, determine ΔSuniv a) ΔH∘rxn= 83 kJ, ΔS∘rxn= 149 J/K, T= 302 K b) ΔH∘rxn= 83 kJ, ΔS∘rxn= 149…

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Q: A 1.00 g sample of MgCl2 produced a 10.00 °C increased in a calorimeter charged with 40.0mL of…

A: Mass of MgCl2 = 1.00 g Increase in temperature, ΔT = 10.00 °C Specific heat of MgCl2, C = 0.750…

Q: Given that the ∆H for the following reaction below is -534 kJ, determine the ∆Hfo for N2H4(l)…

A: The balanced chemical reaction is, N2H4l+O2g→2H2Og+N2g......(1) The enthalpy of the above reaction…

Q: From the enthalpies of reaction2 C(s) + O2(g)----->2 CO(g) ΔH = -221.0 kJ2 C(s) + O2(g) + 4…

A: Given:

Q: For the reaction below, determine the difference in relevant particles that alloW for determination…

A: Interpretation -  To determine the difference in the relevant particle that are allow for the…

Q: Use the data given to calculate the value of ΔG°rxn at 25°C for the reaction given below. ΔG°f for…

A: ΔG°f for CO(g) is −137.16 kJ/mol. C(graphite) + 1/2 O2(g) CO(g)  ∆G° rxn = ∆G°f product - ∆G f…

Q: 5. Given the following equations and AH• values, determine the heat of reaction at 298 K for the…

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Q: What is the energy change (in kJ) when 0.487 kilograms of diethyl ether (C4H10O) is condensed from a…

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Q: Given the following data 2 CIF (g) + O2 (9) → Cl2 O(g) + F20(g) 2 CIF3 (g) + 202(9) → Cl2 O(g) +…

A: ClF(g) + F2(g) --> ClF3(g)

Q: For the reaction 2 NaHCO3 (s) → Na₂CO3 (s) + H₂O (1) + CO₂ (g), AH = +85.0 kJ and AS is calculated…

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Q: 4. Given the following equations and AH• values given below, determine the heat of reaction at 298 K…

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Q: Find the enthapy change for the reaction below in kJ .                   4NH3(g)  + 5O2(g) -->…

A: The given chemical reaction is 4NH3(g)  + 5O2(g) --> 4NO(g) + 6H2O(g) so we’re going to determine…

Q: Green plants utilize sunlight to convert CO2 and H2O to glucose (C6H1206) and 02. Use the…

A: The question is based on the concept of chemical thermodynamics. We have to calculate the enthalpy…

Q: Determine the value of AH°xn for the target equation by using the three reactions provided. Target…

A: The given data is as follows: Target equation: 2A + D → F A + B  → C        ∆H1=267 kJ…

Q: 17. Given the following set of reaction data, (8)0 + (8)H 2B(s) +3H2 (g) – B2H6 (g) → H,O(1) AH =…

A: Hess’s law states that when chemical equations are combined algebraically, their enthalpies can be…

Q: Find the ΔH for the reaction below, given the following reactions and subsequent ΔH values: C3H8(g)…

A: Using Hess's law,  Enthalpy of reaction remains constant whether it completes in single step or more…

Q: Traduction: Given the reaction: determine the entalpy change for the next ecuation: 8. Dada la…

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A: Dear student I have given answer to your question in the image format.

Q: Given the following two reactions: (1)Fe(s) + Cl2(g)->FeCl2(s) H(1) = -341.8 kJ (2)Hg(l) +…

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Q: find g∘rxn for the reaction 2a + b ⟶ 2c from the given data. a ⟶ b △g∘ = 155 kj c ⟶ 2b △g∘ = 455 kj…

A: Given data is as follows: 2a + b → 2c        ∆Gr°=? a → b      ∆G1°=155 kJ…

Q: Calculate ∆Gº at 25ºC for the reaction where ∆Hº=-92.4 kJ kJ and ∆Sº=-198 J/K:   -5040 kJ…

A: Given: Enthalpy change, ∆Hº=-92.4 kJ Entropy change, ∆Sº=-198 J/K Temperature, T=25 + 273 = 298 K…