4. Find the standard molar enthalpy for the reaction C(s) + % O2(g) – CO(g) C(s) + 02(g) – cOo2(g) AHo = -394 kJ CO2(g) – CO(g) + ½ 02(g) AHo = +283 kJ B. -111 kJ A. 111 kJ C. 677 kJ D.-677 kJ

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A: The reactions given are, 1) C (s, graphite) + O2 (g) → CO2 (g)…

Q: For the reactionN2(g) + 3 H2(g)  2 NH3(g)G° = -41.3 kJ and S° = -198.7 J/K at 256 K and 1 atm.This…

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Q: Calculate the ΔH∘rxn for the following reaction         C4H4(g) + 2H2(g) → C4H8(g)…

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Q: Use Hess's law to calculate ΔGorxn using the following information. CO(g) -----> C(s) + 1/2 O2(g)…

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A: Given, balanced chemical reaction as follows,2 NOCl(g) → N2(g) + O2(g) + Cl2(g)standard heat of…

Q: Calculate the standard reaction enthalpy for the reaction: N2H«(1) + 2 H2O2(1) → N2(g) + 4 H2O(1) *…

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Q: 4. Twó solutions, 200.0 ml of 0.50 M Bacl2 (aq) and 150.0 ml of 1.00 M NazSO4 (aq), are added to a…

A: Q = mc∆T , C' = Q/∆T Q  = heat energy m = mass of the substance C' (heat capacity) = 1.30kJ/oC ∆T =…

Q: Calculate the enthalpy for this reaction: 2C(s) + H2(g) ---> C2H2(g) AH° = ??? k.J %3D Given the…

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Q: c) Calculate the standard enthalpy change for the reaction 3C(s) + 4H2 (g) C3H8 (g) Given that C(s)…

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Q: For the reaction 2 sO2(9) + 02(9) 2 S03(g) AG° = -140.1 k) and AS = -187.9 3/K at 307 K and 1 atm.…

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Q: 2. Given the enthalpy change for the reaction below: 2H2(g) + O2(g) → 2H2O(1) AH® = -572 kJ which…

A: Since, standard enthalpy change is the enthalpy change for 1 mole of a substance. Based on this, the…

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Q: Without doing any calculations, match the following thermodynamic properties with their appropriate…

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Q: Calculate the standard enthalpy for the following reaction at 25°C: C(graphite) + H20(g) → CO(g) +…

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

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Q: Given the standard enthalpy changes for the following two reactions: (1) 2C(s) + H2(g)–C;Hz(g) AH° =…

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Q: Please determine the enthalpy (in kJ/mol) of the balanced thermochemical equation when 2.15 g of…

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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.…

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Q: For the reaction H2(g) + C2H4(g) C2H6(g) G° = -97.2 kJ and S° = -120.7 J/K at 330 K and 1…

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Q: What is the standard enthalpy of formation of CaCO3(s)? CaO(s) + CO2(g)  →  CaCO3(s); ΔH° = -179.4…

A: The given data is as follows: CaO(s) + CO2(g) → CaCO3(s)                   ∆H°=-179.4 kJ/mol The…

Q: A quantity of 2.00 ×102 mL of 0.521 M HCl is mixed with 2.00 ×102 mL of 0.261 M Ba(OH)2 in a…

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Q: For the reaction 2 H2(g) + O2(g) →2 H2O(g) AG° = -460.4 kJ and AS° = -88.9 J/K at 261 K and 1 atm.…

A: The reaction given is, => 2 H2 (g) + O2 (g) ------> 2 H2O (g) Given : ΔGo = -460.4 KJ =…

Q: etermine the enthalpy for the reaction shown below. CS2(l)  +  3O2(g)  -->  CO2(g)  +  2SO2(g)…

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Q: The standard heat of formation for TiCl4(l) is -804 kJ/mol at 298 K. Write the formation equation…

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A: 1- First multiple by with 4 in second equation.  4C(s, gr) + 4O2(g) -----> 4CO2(g)  ∆H4 = 4 (…

Q: We can use Hess’s law to calculate enthalpy changes thatcannot be measured. One such reaction is the…

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Q: How much heat is evolved or absorbed when 5 grams of Ag (s) is oxidized to form Ag2O at 298.15 K and…

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Q: For the reaction HCI(g) + NH3(g) NHẠCI(s) AG° = -98.0 kJ and AS° = -284.8 J/K at 274 K and 1 atm.…

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Q: When 35.0 mL of 0.250 M acetic acid solution, initially at 25.00oC, is added to excess dilute sodium…

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Q: Reaction of Magnesium with Water Calculate the enthalpy change for the reaction of magnesium and…

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

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Q: Calculate the standard enthalpy of formation for ethane, C2H6, using the enthalpy for the reaction…

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Q: Determine the enthalpy for the reaction shown below. CS2(l)  +  3O2(g)  -->  CO2(g)  +  2SO2(g)…

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Q: Calculate the enthalpy for this reaction: | 2C(s) + H2(g) ---> C2H2(g) AH° = ??? kJ Given the…

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Q: For the reaction H2(g) + F2(g) 2 HF(g) AG° = -547.0 kJ and AS° = 14.1 J/K at 338 K and 1 atm. This…

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Q: For the reaction N2(g) + 3 H2(g)  2 NH3(g) G° = -30.4 kJ and S° = -198.7 J/K at 311 K and 1 atm.…

A: The reaction given is N2(g) + 3 H2(g)  2 NH3(g) Given : ΔGo = -30.4 KJ = -30400 J…