The equilibrium constant for the equation       HNO2 (aq)  +  H2O (l)    ⇌    H3O+ (aq)  +  NO2− (aq) is Ka = 5.6 × 10−4 M at 25.0 °C. a) Calculate the value of ΔG°rxn, in kJ/mol, at 25.0 °C. b) Calculate the value of ΔGrxn, in kJ/mol, at 25.0 °C when [NO2−] = [H3O+] = 1.0 ×10−5 M and [HNO2] = 1.00 M.

Q: What is AG° for the reaction CH;OH(g) → CO(g) + 2 H2(g) at 25°C? AH° = +90.7 kJ/mol AS° = +221…

A: Gibbs free energy is related to enthalpy change and change in entropy at constant temperature as,…

Q: ed under standard conditions, when the reaction is st ate the non-standard Free Energy change (AG)…

A: Given, □G°rxn = 2×(-16.6) = -33.2 kJ/mol Q = (1.5)2/(1.0)(0.06)3 = 625 □G = □G° + RT×ln(Q)

Q: The enthalpy of vaporization (∆H°vap) of water is 44.0 kJ/mol. If the equilibrium constant for water…

A:

Q: The depletion of ozone in the stratosphere can be summarized by this equation: 203(g) 302(g) 03(g)…

A: The objective of the question is to determine-i) The change in entropy and the change in Gibbs free…

Q: For the reaction below, the DH° = -113.1 kJ/ %3D mol and DS° = -145.3 J/K-mol. Calculate the…

A:

Q: The ΔG°rxn for the reaction: N2(g) + O2(g)  2 NO(g) is +173 kJ/mol at 25 °C.  What is the…

A:

Q: 1. Cells use the hydrolysis of adenosine triphosphate, abbreviated as ATP, as a source of energy.…

A:

Q: Determine AG° for the reaction 2 SO2(g) + 02(g) → 2 SO3(g) at 95 °C. Thermodynamic Data at 25 °C…

A:

Q: The value of AG° at 241.0 °C for the formation of phosphorous trichloride from its constituent…

A:

Q: A student determines the value of the equilibrium constant to be 4.54x10-15 for the following…

A: As ∆G = - RT ln K  If k < 1 then ∆G = +ve  & If k >1 then ∆G = -ve        For the given…

Q: Determine ΔH for the reaction of 50.0 g SO3 with MgO at 25°C. Values of ΔHf are −602 kJ/mol for MgO,…

A: For a reaction         A+B →C   dHreaction =Σ Hf products-Σ Hf (Reactants)    (where Hf =Heat…

Q: 11. What is the ΔHº-value for the dissolution of NaOH (s) to yield 1.00... m NaOH (aq), given:…

A: Given data   Na (s) + 12 O2 (g) + 12 H2 (g) → NaOH (s)                ΔHfº = -425.9 kJ/mole   Na (s)…

Q: What is the ΔGo for the following reaction from the equilibrium constant at the temperature given?

A: ΔG°=−RTlnK Temperature = 900°C                          = 900+ 273 = 1173 K  Equilibrium…

Q: A chemist fills a reaction vessel with 0.930 g aluminum hydroxide (Al(OH)3) solid, 0.560 M aluminum…

A:

Q: An endothermic reaction is carried out under standard conditions. The equilibrium constant, Keq, for…

A: Answer: Below shown relation will be used to calculate Standard Gibbs free energy change:…

Q: Consider the following reaction: CH 4(g) +2 Cl 2(g) CCl 4(l) +H 2(g) The Delta G^o for this…

A: Given - Reaction  CH4 (g) + 2Cl2 (g)  <--->   CCl4  (l) + H2 (g) Delta G0  = -14.52 KJ / mol…

Q: The equilibrium constant at 25°C for the reaction 2NO(g) + O₂(g)=2NO₂(g) is K₂=1.19 x 1012.…

A:

Q: The Δ?vapΔHvap of a certain compound is 19.52 kJ·mol−1 and its ΔSvap is 81.67 J·mol−1·K−1. What…

A: The entropy change accompanying the change in phase from liquid phase to vapor phase is called the…

Q: with

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

Q: A student determines the value of the equilibrium constant to be 2.57×10-10 for the following…

A: Fe2O3 + 3H2 ---> 2Fe + 3H2O T = 298 K  R = 8.314 J/mol  Keq = 2.57 × 10-10

Q: Consider the following reaction at 25 °C: 3 Ni(s) + N2(g) + 3 H₂O(g) → 3 NiO(s) + 2 NH,(9) If AG° =…

A: Approach to solving the question: Detailed explanation: Examples: Key references:

Q: At room temperature (25°C), the equilibrium constant (Kw) for the self-ionization of water is 1.00 ×…

A:

Q: Calculate

A:

Q: Calculate the ΔH o for the reaction Fe 2O 3 + 2Al → 2Fe + Al 2O 3

A: ΔH o can be calculated as follows; ∆Ho=∑∆Hproducts-∑∆Hreactants

Q: A student dissolves 14.9 g of potassium hydroxide (KOH)in 300. g of water in a well-insulated open…

A: It is based on the concept of dissolution of salt. Dissolution is a process where a salt is…

Q: Ammonia can be produced by the reaction of hydrogen gas and nitrogen gas, as shown below: N2(g) +…

A: From thermodynamics data we can calculate equlirbrum constant for a reaction with the help of…

Q: Acctone, OCH, Is a fragrant liquid solvent for lacquers, paint removers, and nail polish remover. It…

A: Welcome to bartleby ! We have to calculate standard free energy of formation of acetone

Q: Consider the reaction below: 2 CO(g) + O2(g) =2 CO2(g) If Kc is 2.24 x 1022 at 1298.0°C, calculate…

A: The given chemical reaction is as follows: 2COg + O2g ⇔ 2CO2g For this equilibrium the value of Kc…

Q: # AH = -55.8 kJ; K=1.0 x 10¹4 (at 25.0 °C) H*(aq) + OH(aq) H₂O(1) Calculate the pOH of a 0.0100 M…

A: The pH scale we generally use, having value ranging from 1-14 is standard at 25oC. With the increase…

Q: Calculate the value of Δ?∘rxnΔGrxn∘ for the following reaction at 278 K.  Ka = 2.9 × 10–8 and assume…

A: delta G is known as free energy of thermodynamical system , it is used to find maximum reversible…

Q: Use the information below to calculate ΔG°298 for the following reaction: NO (g) + O (g)  ⇌  NO2…

A: The given data's are: 2 O3 (g)  ⇌ 3 O2 (g)                                 ΔG°298 = +489.6 kJ…

Q: For a certain chemical reaction, the standard Gibbs free energy of reaction at 25.0 °C is 116. kJ.…

A: The free energy change of the reaction is = 116. kJ/mol The temperature of the reaction is = 25oC =…

Q: Calculate the AG°rxn at 298 K for the following reaction. 2 HNO3(aq) + NO(g) → 3 NO2(g) + H2O(1)…

A: The balance chemical reaction :  2HNO3(aq) + NO(g) ---> 3NO2(g) + H2O(l)  ∆G°f (KJ/mol) : -110.9…

Q: For the reaction below, the AH° = -113.1 kl/mol and AS° = -145.3 J/K-mol. Calculate the equilibrium…

A: ∆G° =  ∆H°-T∆S° ∆G° = -2. 303 RT logK