If Kp = 7.3 × 10-° for the reaction below at 400.0 K, then what is the value of Kc?(R = 0.0821 L·atm/ mol · K.) %3D 2 NB13 (g) = N2 (g) + 3 Br, (g)

Q: From the solutions above which ones are exothermic and which oness are endothermic? And what are the…

A: Exothermic reactions are reactions or processes that release energy, usually in the form of heat,…

Q: 104 at 298 K. Determine the Gibbs free energy change for a reaction with K = 8.09 x

A: ΔG = - RTlnK ΔG =GIBBS FREE ENERGY CHANGE   R=GAS CONSTANT T=TEMPERATURE IN KELVIN lnK

Q: What are the variables in a van’t Hoff plot?     K vs T     K vs 1/T     ln K vs 1/T     ln…

A: To explain: The variables in a van't Hoff plot.

Q: What is the relationship between Kp and Kc? Explain in detail.

A: Reactions exhibiting variation in total products and reactants' moles posses two different…

Q: .What would be the equilibrium temperature if you drop 5.0 g of brass (Cp = 0.38 J/g-oC, initially…

A: Given data,Mass of brass=5.0gCp(brass)=0.38J/goCInitial temperatrature (Tibrass)=68oCMass of…

Q: (1) Which ote tollowing has the lowest standard entropy (S) value? (A) N₂O4 (C) NO (B) NO (2) Which…

A:

Q: An unknown acid, HB, has a ∆G°rxn of 35.0 kJ/mol at 298 K. What is the Ka of HB?

A: Acids are the chemical compounds which are able to provide proton, H+ in the solution. Acids have…

Q: The standard Gibbs free energy associated with the following reaction is -91.2 kJ: (s) 1D*HN E (9)…

A: 28 ) ∆Grxn can be calculated using formula  ∆Grxn = ∆G°rxn + RTlnQ .

Q: Using the following graph, determine the value of K, for the formation of ammonia. N2(g) + 3 H2(g) 2…

A: The given graph is :   According to this graph, the concentration of the different reactants and…

Q: Consider the following equilibrium system. At 445 oC, Kc for the following reaction is 0.020. 2 HI…

A: Equilibrium is the stage at any reaction where the rate of the forward reaction becomes equal to the…

Q: What is the equilibrium between liquid water and water vapor?

A: The equilibrium between liquid water and water vapor is a phase transition process, which is…

Q: this reaction releases heat, what direction will the equilibrium shift when: 1. the amount of…

A: A catalyst can be defined as the substance that increases the rate of reaction but does not affect…

Q: Kc for 2N20 (g) = 2N2 (g) + O2 (g) is 7.3 × 1034. What is K for the following reaction, at the same…

A: Equilibrium constant is the ratio of product of concentration of products to that of the reactants…

Q: SnO2(g) + 2C(s) = Sn(s) + 2CO2(g) AH =+ 360.0 KJ Pressure is decreased N2(g) + 3 H2(g) 22 NH3(g) 4H…

A: a) system change  result  explanation SnO2(g)+2C(s)⇋Sn(s)+2CO2(g) ∆H=+360Kj Pressure is…

Q: 6. Determine the Keq value for the reaction of 12(g) + (g) → 13(g) At equilibrium [12(g)] = 6.61 x…

A: Calculate Keq for the given reaction--

Q: The overall reaction for photosynthesis can be represented by the following equation:   Heat + 6…

A: The thermochemical reactions are largely affected by adding/removing heat via temperature change. If…

Q: Consider the following reactions: A= B, Kı=6.02 A= C, K2=2.00 What is K for the reaction C= B?

A:

Q: Write the equilibrium expression for Kc for the reaction: 2 NO(g) + Cl2(g) => 2 NOCl(g)

A: At equilibrium the ratio of products to reactants (each raised to the power corresponding to its…

Q: a. How would the quantity of NH4C(s) that exists in equilibrium be decreased? Give two possible ways…

A: Using the Le chatlier principles we can explain.

Q: find the pH.

A: This is question with multiple subparts. So, according to bartleby guidelines I need to solve only…

Q: How are formation and dissociation constants related? O inverses of each other the product of them…

A: Answer At equilibrium condition Association constant is…

Q: The following reaction is endothermic. KCIO4(s) K(s) + 1/2 Cl₂(g) + 2 0₂(g) AH(1) = 433 kJ Calculate…

A: Recall the given reaction,                         KClO4 s  →  K s  +  1/2 Cl2 g  +  2 O2 gThis is…

Q: What is the relationship between Kp and Kc?

A: Kp is equilibrium constant in terms of partial pressure of gaseous substrates. Kc is equilibrium…

Q: Consider the following reaction: N2 (g) + 3H, (g) # 2NH3(g) Given that K, = 3.6×10“, calculate the…

A: The equilibrium reaction taking place is given as, => N2 (g) + 3 H2 (g) ↔2 NH3 (g) Given: Kp =…

Q: The formation of hydrazine, N2H4, is N2(g) + 2H2(g) = N2H4(1) has the energy diagram shown. Which…

A: The formation of hydrazine,N2H4 is - N2(g) + 2H2(g) ⇌N2H4 (l)  The given reaction is exothermic as…

Q: 4. The equation shows an equation at equilibrium. 3H2(9) + N2(9) 2NH3(g) + 76 kJ Which of the…

A: According to Le-chatlier principle if we change volume , temperature and pressure of the reaction…

Q: Hello, good day! May I ask for help in solving this following problem: At 20 degrees C, the vapor…

A:

Q: Consider the following reactions: A=B, Kı=6.28 A=C, K2=2.00 What is K for the reaction C=B?

A: When a reaction is written in opposite direction, the equilibrium constant of the reverse reaction…

Q: 13.46 If K = 7.5 x 10 O2(g) 2 NO(g), what is K, at 1000 K for the reaction 2 NO(g) = N2(8) + O2(g)?…

A: Equilibrium expression is the ratio of the product of the concentration of products with the product…

Q: 2. _H,O, heat +_0+Ho B. Addition of water? C. Removal of dioxide? A. Removal of heat? D. Increase…

A: Balanced equation: 2H2O(l) + ∆ ⇋ O2(g) + 2H2(g) According to Le Chatlier's principle: If there is…

Q: 1. The solubility of a substance is its highest possible concentration at a given temperature. Any…

A: Answer :-  As dissolution of sodium sulfate is a exothermic process, sodium sulfate will be less…

Q: 2) Calculate the freezing point of A, in °C, from this data: AH: (KJ/mole) S (J/mole K) A(s) A()…

A: Given:   ΔHf (kJ/mol) ΔS (J/K.mol) A(s) -25.3 10.8 A(l) +10.5 20.4 A(g) -13.8 43.8

Q: When heat is added to an equilibrium mixture of water and ice, which of the following is true? a.…

A: The melting point of ice is 0oC. Ice is a crystalline solid. The melting point of the crystalline…

Q: Consider the endothermic decomposition of carbonic acid below H2CO3(aq) ⇌ CO2(g) + H2O(1) Where…

A:

Q: Predict whether the following reaction shows an increase or a decrease in entropy B₂H6(g) 2 B(g) + 3…

A:

Q: 1. Which pair of graphs A, B or C shows correctly how the percentage of ammonia at equilibrium…

A: 1. Which pair of graphs A, B or C shows correctly how the percentage of ammonia at equilibrium…

Q: Consider the following reaction: CO2(g)+ 3H2(g) 2 CH4(g) + H20(g) AH=+46.7 kJ If heat is added to…

A:

Q: A 10.0 g sample of liquid water is sealed in a 1515 mL flask and allowed to come to equilibrium with…

A:

Q: 13. The following exothermic reaction is allowed to reach equilibrium: N2(g) + 3H2(g) = 2NH3(g) a.…

A: According to Le Chatelier's principle, if a stress is applied on a reaction mixture at equilibrium,…

Q: The Born-Haber process is, N2 (g) + 3 H2 (g) = 2 NH3 (g) has an equilibrium position when [N2] =…

A: Recall the given reaction and write expression of Kc          N2g + 3H2g = 2NH3g…

Q: what is the ΔG when   - K constant = 1.2x103 -  temperature = 40 degrees - R = 8.31

A: Gibbs Free Energy Equation, ∆G = ∆G° + RT(lnK) ∆G = Gibbs Free Energy ∆G° = Standard Gibbs Free…

Q: While ethanol (CH,CH,OH) is produced naturally by fermentation, e.g. in beer- and wine-making,…

A: Ethylene + water      →    EthanolK = [Ethanol][Ethylene] [water ]It is given that,Volume of the…

Q: When a solute dissolves spontaneously in a liquid, the reaction is frequently exothermic. NH4NO3, on…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: You add some of the white crystals to a small test tube filled with water. The water in the test…

A: Here we have to say the change in Gibbs free energy for above dissolution process of some crystals-

Q: Calculate K given E0cell= 0.00620 volts T=721 n= 2 R= 8.314 J/mol K F= 96500 C/mole electrons

A: Given: E0cell = 0.00620 V T = 721 K n = 2 R= 8.314 J/mol K F = 96500 C/mole electrons

Q: What would be the equilibrium temperature if you drop 5.0 g of brass (Cp = 0.38 J/g-°C, initially at…

A: Use calorimetry principle to get answer Heat flow from high temperature to low temperature. Heat=…

Q: Please help?? Is the reaction pictured endothermic or exothermic? Does entropy increase or decrease?…

A: Dissolution of sodium chloride in water is a bond breaking process.  For the breaking of bonds, heat…

Q: Is the following chemical reaction exothermic or endothermic? 31 (aq) + H3AS04(aq) + 2H* (aq) 13…

A: Answer: The chemical reaction is endothermic.

Q: Look at the following reaction: N2O4 (g) ⇌2NO2 (g) + 32.1 kJ What would you have to do to the…

A: A chemical reaction is a process in which, reactants react to form the products. Decomposition…