Which is expected to have AS°rxn < 0? 1.4Al(s) +302(g) → 2A12O3(s) 2. PCI5(g) PCI3(g) + Cl2(g) 3. 2C3H7OH(I) + 902(g)→ 6CO2(g) + 8H2O(g) 4. H2SO3(aq)→ H2O(1) + SO2(3)

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…

A:

Q: 85. for the following reaction at 25°C and 1 atm: XeF,(g) → XeF,(s) + F,(g) AH¡ (kJ/mol) S° (J/K…

A: Given, And,

Q: Determine AH pclst3pcl, + Clz AH = +157 KJ %3D Py+ 6cl, 3 upCla AH =-1207 3.

A: Answer:- This question is answered by using the simple concept of Hess law of constant heat…

Q: Mn(g) → Mn“(g)+2 e¯ Mn(s) → Mn(g) S(s) → S(g) S(g) +2 e→ s²(g) Mn (g) + S(g)→ MnS(s) Mn(s) + S(s) →…

A: Mn (g) →Mn 2+ (g) + 2e-  +2230 kJ/mole Ionization energy (IE) Mn (s) → Mn (g) ………

Q: NO, NO, HNO, /H,SO, Br/FeBr, to) Br CH, CO,H CO.H HNO,/H,SO, KMn0, H,0 b) Exceso ON- `NO. NO, NO,…

A: Aromatic compounds are stable compounds that are planar, cyclic, conjugation of pi-electrons, and…

Q: The conversion of oxygen into ozone in the upper atmosphere is as follow :  3232 O2(g) → O3(g),…

A: The enthalpy of a chemical reaction and phases transition do vary with temperature. Although the…

Q: Consider your result in the image. Although the candle burns for a longer period of time in one…

A: For burning, we need support of oxygen. Without oxygen we are unable to burn any substance. Duration…

Q: Determine the mass of nitrogen gas confined in a 6 cubic meter tank at a pressure of 198.675 kPag…

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Q: Based on the reactions: 1. 2H,Sg + 302 (g)→2SO2 (2) + 2H,0(2) AH1 = - 1035.94 kJ 2. 2SO3 (g) →2S02…

A: By Hess's law : Required equation = equn (1) - equn (2) - equn (3)  ∆H = ∆H1  - ∆H2 - ∆H3         =…

Q: Suppose that there is four identical and distinguish particles and should to be placed in four…

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Q: Calculate K꜀ for each of the following equilibria:

A: K꜀ for each of the following equilibrium is to be calculated

Q: Calculate AG° for H20(g) + 02(g) = H2O2 (g) at 595 K, using the following data: H2 (9) + O2 (9) =…

A: In given system, free energy (dG) reflects the existing internal energy amount that is applied for…

Q: Predict if AS would be positive or negative for the following: 1) Cooling water from 50°C to 25°C 2)…

A: Some facts related to entropy Entropy increases as temperature increases. The phases of matter in…

Q: A chemical reaction takes place in a container fitted with a piston of cross-sectional area 10cm2.…

A: ΔV = 10 cm2 × 8 cm = 80 cm3 = 80 cm3 × (1 m / 100 cm )3 = 8.0 × 10-5 m3

Q: Based on the following reactions: 2H2S() + 302()    2SO2() + 2H2O() 2503() -> 2SO2g) + Ozg)…

A: Given equations are : 1). 2H2S + 3O2 -----------&gt; 2SO2 + 2H2O  2). 2SO3  ------------&gt; 2SO2  +…

Q: When ignited, solid ammonium dichromate decomposes in a fiery display. This is the reaction for a…

A: ∆S°universe is calculated using formula  ∆Suniverse° = ∆S°system + ∆S°surrounding So, first we would…

Q: 2. Given the following equations: 3 N. 2 +-H 2g) 2(g) 2 → NH g) AH, = -46.2kJ 1. 1 N 208) NO AH, =…

A: The reactions given are 1. 12N2 (g)+ 32H2 (g) →NH3 (g)                 ∆H1=-46.2 kJ ------- (1)2.…

Q: 2CIF (g) +O2 (g) → Cl20 (g) + F20 (g) 2CIF3 (g) + 202 (g) → Cl20 (g) +3F20 (g) AH°a = 341.4 kJ/mol…

A: The value of dH° for the reaction is to be calculated

Q: 7-Given the following data for graphite and diamond at 298K. S°(diamond) = 0.58 cal/mole deg %3D…

A: Given that, CO2 → C(dia)+O2         ∆H=+94.03 kcal/molC(graph)+O2 → CO2       ∆H=-94.48…

Q: 2NH3(g) → Nz(9) + 3Hz(g) AH° = +92.2kJ I. AS > 0 II. (-TAS) term is negative II. In order for AG to…

A:

Q: Which of the following definitions is correct?     H = G – TS     A = U – TS     G = H + PV…

A: Which equation is correct?

Q: 111.1Ms = ? ks show work, report sig figs and units

A: ms means milliseconds and ks means kiloseconds . 1 ms = 0.000001 ks Significant figure is number of…

Q: What are the signs of AH and AS, respectively, when iodine crystals undergo sublimation? O >0, >0 O…

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of…

Q: AH

A:

Q: Part B If there is a lack of oxygen, hydrocarbons will undergo incomplete combustion, forming solid…

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Q: How much kinetic energy does one mole of oxygen have at 273 Kelvin? 3.40 kJ 3.40 J O 0.0336 kJ O…

A: Here, we have to find the kinetic energy of one mole of oxygen gas at 273 K.

Q: Gaseous iodine pentafluoride, IF5, can be prepared by thereaction of solid iodine and gaseous…

A: Since your question has multiple sub-parts, we will answer the first three sub-parts for you. If you…

Q: Consider the problem below: (Equation 1): 2C(graphite) + 202(g) arrow 2CO2(g) AH = minus 787 kJ…

A: ∆H enthalpy of a reaction can be calculated  By multiplying equation (1) by 2 and then adding…

Q: 17 If 3.27g Xe(g) are in a 1.54L Tank at 28C and the system is heated until the tank is 1.55atm.…

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Q: If a system undergoes a process between fixed (known) states 1 and 2, its pressure change depends on…

A: Find the solution below

Q: 5. Determine AS when 2 moles of SO₂ (g) undergo a change of state from 25°C and 1 atm to 325°C and…

A:

Q: A vessel contains 2.00 moles of an ideal gas at a standard temp and pressure od (0C and 1atm). if…

A: Using the relationship of pressure with temperature, the change in pressure can be calculated with…

Q: calculate the internal volume in liters of a tank containing 1.5 mol of gas at a pressure of 1.00…

A: Consider the given information is as follows; Moles of the gas = 1.5 mol Pressure = 1.00 atm…

Q: (f) H,SO, (g) HNO, (h) HC10, (i) H,SO;

A: Anion should be name with end -ate Cation should be named as such.

Q: 2. In a water molecule, the distance of the oxygen from the attached hydrogen atoms is 0.0957[nm],…

A:

Q: The conversion of oxygen into ozone in the upper atmosphere is as follow :  3232 O2(g) → O3(g),…

A: The enthalpy of formation is equal to the change in enthalpy of product to the change in enthalpy of…

Q: In the reaction    2 H2O ==> 2 H2  + O2 the DH = 286 kJ/mole. How much energy (in kJ) must you put…

A: The balanced reaction taking place is given as, =&gt; 2 H2O -------&gt; 2 H2 + O2…

Q: The graphs in this experiment are for nitrogen gas, however, they do not have labels that identify…

A:

Q: 3. Based on the reactions: 1. 2H;S(g) + 302 )→2SO2 (2) + 2H,0g AH1 =- 1035.94 kJ 2. 2SO3 (2) →2SO2…

A: Hess's law Hess's law states that if a reaction takes place by more than one route and the initial…

Q: Heu) at 4.2 K, which one of the following statements For the process He(g) is FALSE? O AH b OAV < 0…

A: Given that : The given reaction is : We have to identify which of the following statements is false…

Q: On the label on the spray disinfectant canister, there is a warning against the inhibition of over…

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Q: The balloon Spirit of Freedom, flown around the world by American Steve Fossett in 2002, contained…

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Q: The Haber-Bosch process produces ammonia from nitrogen and hydrogen gases: N2 (g) + 3 H₂ (g) 2 NH3…

A: #Q.1: The equilibrium reaction is: N2(g) + 3H2(g) ⇌ 2NH3(g)  We can use Van't Hoff equation in two…

Q: Cyclopentene, C,H, is a colorless liquid at room temperature that is used in the synthesis of…

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Q: 2. Zn(s) | Zn²+ (0.05 M) || Zn²+ (1 M) | Zn(s) Calculation for E (cal.) (eq. 11): E = V 6.039 010592…

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Q: 10. When a stable diatomic molecule spontaneously forms from its atoms, what are the signs (+ or -)…

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