Hydrogen bromide dissociates into its gaseous elements, H2 and Br2, at elevated temperatures. AHj, kJ/mol S*, J(mol-K) HBr(9) -36.44 198.6 H(9) 130.6 Brz(9) 30.91 245.3 a. Calculate the percent dissociation at 337°C and 1.00 atm. (Enter your answer to three significant figures.) Percent dissociation =| b. What would be the percent dissociation at 337°C and 10.0 atm? (Enter your answer to three significant figures.) Percent dissociation = [ c. Use data above and any reasonable approximation to obtain K. (Enter your answer to three significant figures.) K =

Q: The value of delta G at 281.0oC for the formation of phosphorous trichloride from its constituent…

A: Given information,    At 25.0oC, delta H is -720.5kJ/mol, delta G is -642.9 kJ/mol, and delta S is…

Q: CS2 (g) 4H2 (g) CH: (g) 2H2S (g) + Calculate AH°, AS° and AG° at 25°C for this reaction. AH° :…

A:

Q: Predict the sign of ∆Ssys for each of the following processes: Gaseous Cl2 dissociates in the…

A: The given process is gaseous Cl2 in the stratosphere to form gaseous CI atoms.

Q: The value of Keq for the following reaction is 0.16: A (g)  +  B (g)  <==>  C (g)  +  D (g)…

A: The equilibrium constant, Keq for a reaction is given as :

Q: The reaction (Tindak balas): N2 (g) + 3H2 (g) ⇌ 2NH3 (g) Given (Diberikan): ΔH = 92.22 kJ/mol ΔS =…

A: Given: ∆H = 92.22 kJ/mol = 92.22×103 J/mol ∆S = -198.75 J/K•mol

Q: Consider the ionization of nitrous acid at 25 °C:             HNO2(aq)       H+(aq) + NO2 –(aq)…

A: Using the relation ΔG= -2.303RTlogKeqm we can find value of Keqm.

Q: Consider the greenhouse gases, CF2Cl2 and CH2CF2.  These have the following properties: CF2Cl2:…

A: The reaction given is CF2Cl2 +  H2 ⇌  CH2CF2 +  Cl2

Q: For the reaction 2 CH$COOH(s) + 13 O2(g) → 12 CO2(g) + 6 H20(g), AUr° =-772.7 kJ molH at 298 K,…

A:

Q: From the following heats of reaction: S.0,-- So, 2 so,- 2 so, + o, AH -297 k AH- 198 k Calculate the…

A: Dear student since you have asked multiple questions but according to guidelines we will solve 1st…

Q: For the oxidation of solid elemental sulfur to gaseous sulfur dioxide S (s, rhombic) + O2 (g) -->SO2…

A:

Q: calculate ΔSº for the reaction below: N2(g), O2(g), & NO(g), respectively, is 191.5, 205.0, & 210.6…

A: Given, Reaction is : N2 (g) +O2 (g) --------------->  2NO (g) Entropy of N2 (g) = 191.5 J/mol.K…

Q: a Calculate AH for the reaction 2K(s) + 2H,0(1) – 2KOH(aq) + H2 (g) Substance and State AH (kJ/mol)…

A:

Q: Calculate ∆Sº for the reaction below: N2(g)+2O2(g)⇄2NO2(g)  where ∆Sº for N2(g), O2(g), & NO2(g),…

A: The given chemical equation is: N2(g)+2O2(g)⇌2NO2(g) The given standard entropy change (∆Sº) values…

Q: Aluminum forms a layer of aluminum oxide when exposed to air which protects the bulk metal from…

A: Thermodynamics is the branch of chemistry that mainly deals with the heat transfer between system…

Q: The complete combustion of liquid benzene is represented by the equation: C,H;(1) + 7%0;(g) =…

A: The equation for the given reaction is as follows. C6H6l+712O2g⇔6CO2g+3H2Ol The available values are…

Q: Calculate AG for the reaction 2 H₂S(g) + 5O₂(g) For the following conditions at 25°C: PH₂S=0.0004…

A:

Q: 2NH, (2) -N, (g)+3H, e) AG -34. kJ Now suppose a reaction vessel is filed with 9.81 atm of ammonia…

A: Given,

Q: 3. Consider the reaction 2502(g) +02(g) →2503(g) -2503(8) carried out at 25°C and 1 atm. Calculate…

A:

Q: For a reaction, ∆Ho = 363.0 kJ mol-1 and ∆So = 311.2 J K-1mol-1. Calculate the value of ∆Go  kJ…

A: Given,   ∆Ho = 363.0 kJ mol-1 .                           ∆So = 311.2 J K-1mol-1.…

Q: Consider the reaction:CH3OH( g)<--------->CO( g) + 2 H2( g)Calculate ΔG for this reaction at…

A:

Q: Which of these combinations of AS and AH describe a reaction is unlikely to occur no matter what the…

A: To identify: The combination of ΔS and ΔH that describes a reaction that is unlikely to occur at any…

Q: Indicate the sign (positive or negative) of ΔGo at low and high temperatures for each of the…

A: Gibbs Helmholtz equation is the equation that relates the Gibbs free energy change to enthalpy…

Q: Calculate the ΔH for the reaction: Na2O (s) + SO3 (g) -->  Na2SO4 (g) ΔH

A: Target equation :- Na2O (s) + SO3 (g) -->  Na2SO4 (g)…

Q: 4. a. Consider the data below for the reaction H,O, = H,0 Plot a graph and determine AH and AS for…

A: The pressure-temperature curve from the given data is shown below.

Q: Determine ΔSsurr for the reaction (in kJ/mol K) Group of answer choices

A: The reaction

Q: Hydrogen reacts with nitrogen to form ammonia (NH3) according to the reaction 3H2(g) + N2(g) -->…

A: Given: ∆Ho = -92.38 kJ/mol ∆So = -198.2 J/mol K Temperature (T) = 250°C

Q: Consider this reaction at 25°C: 2H2S(g)+SO2(g)--->3S+2H2O Calculate the DGrxn when Ph2s=2.99 atm;…

A: From the given reaction: 2H2S(g)+SO2(g)→3S(s)+2H2O(g) Gibbs energy for the species are- DG°[S(s)] =…

Q: For the following reaction H2(g) + I2(g) = 2HI(g) AH° = -10.64 kJ/mol and AS° = 21.48 J/mol·K. What…

A:

Q: AH KJ/mol S°, J/mol AG, KJ/mol CH3OH -201.2 237.6 -161.9 H2 130.58 -32.89 C2H6 H20 -84.68 229.5…

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

Q: Calculate ∆G for the reaction given below if the partial pressure of NO2 is 0.212 atm and the…

A:

Q: . The entropy change for a reaction is zero.  If the delta H is -10.0 kJ/mol, calculate Keq using…

A: Given that,ΔSo = 0ΔHo = - 10 kJ/molKeq = ?         at T = 100oC = 100+273.15 = 373.15 KR =…

Q: The reaction: 2 Mg + O2 --> 2 MgO has Δ Hrxn = -600. kJ/mol. Determine q for the reaction of 10.0…

A: To solve this problem first we have to calculate the number of mole of Mg in 10.0 g  Then according…

Q: Use the data given below to answer the next three questions. 2 N20 (g) + 3 02 (g) → 4 NO2 (g) AH° =…

A:

Q: A certain reaction has Ho = -66.40 kJ and So = 0.00 J/K.

A: To solve these problems we use some basics concept of thermodynamics.

Q: Consider the reaction A  -> 2 B. Suppose 2.50 mol of A is initially introduced into a 1.00 L flask.…

A: Given data: Moles of A=2.50 mol. Volume=1.00 L. Temperature T=25°C=298 K. The concentration of B is…

Q: For the following reaction A,H° and AS° are -58.03 kJ mol and -176.6 J mol K-. respectively. 2…

A: The question is based on the concept of chemical equilibrium. we have to calculate Gibbs free energy…

Q: Using data found in Appendix E of your textbook calculate the nonstandard emf for each of the…

A:

Q: Hydrochloric acid (HCl) reacts with sodium hydroxide (NaOH) to form sodium chloride (NaCl) and…

A: Given information: ∆H° = −56.13 kJ/mol  ∆S° = 79.11 J/mol.K

Q: If the following reaction 2 C4H10 (g) + 13 O₂ (g) →8 CO₂ (g) + 10 H₂O(g) has AH = -115 kJ/mol and…

A:

Q: What is the ΔS° for the reaction? Given are the S°, in J K-1 mol-1, of each substance in…

A:

Q: A2(g) + 3B2(g) -> 2AB3(g) where the ΔGorxn is -140 kJ and equilibrium constant at standard…

A:

Q: Calculate ASº for the combustion of propane. C3Hg(g) + 502(g) → 3CO2(g) + 4H20(g) Substance C3Hg(g)…

A:

Q: Consider the data below for the reaction   H2O(l)  ⇌  H2O(g)  .                         Plot a…

A: This question deals with phase diagram of water.  Water exists in three phases, i.e. solid, liquid…

Q: The following reaction occurs in pure water: H2O(l) + H2O(l)  H3O+(aq) + OH-(aq) which is often…

A: Given that  H2O(l) + H2O(l) H3O+(aq) + OH-(aq  value of ∆G° = 79.9 kJ/mol at 25.0°C.

Q: 2Br2 (ℓ) + 2H2O(ℓ) ⇄ 4Br- (aq) + O2(g) + 4H+ (aq) Br2 (ℓ) + 2e- → 2Br- (aq)       ℰ° = 1.065V O2(g)…

A: Delta g = - nFEcell0  Ecell0  = Ecathodeo - Eanodeo      = 1.065 - 1.229 = - 0.165 V  ∆G0= -…

Q: Calculate AG for this reaction at 25 °C. 3NO2 (g) + H₂O (1)→ 2HNO3 (aq) + NO (g) 15. ΑΣΦ BYE J? AG =…

A: Calculate ∆G° for the given reaction ----

Q: Consider the chemical reaction and thermochemical information and initial partial pressures of the…

A:

Q: Hydrogen reacts with nitrogen to form ammonia (NH3) according to the reaction 3H2(g) + N2(g) --…

A: Given data: ∆H°= -92.38KJmol-1 ∆S°= -198.2Jmol-1K-1 Using equation: ∆G°= ∆H°- T∆S°