How much faster will a reaction be at 40 °C than at 25 °C, when its activation energy (Ea) is equal to 18.0 kcal mol–1? [R = 1.986 × 10-3 kcal mol–1 K–1; °K = °C + 273.15]

Q: 59. At 1800 K, oxygen dissociates very slightly into its atoms. O2(g) = 2 0(g) Kp = 1.2 × 10-10 If…

A: Answer No.of Oxygen atoms in 10.0 L vessel = 1.05*10-31 atoms

Q: Given the information below: 4M(g) -----> 4Z(g) KC​=7.86×10−3 <----- 4Z(g)…

A: when the given equation is divided by 2, the equilibrium constant for the new reaction is square…

Q: The equilibrium constant is given for one of the reactions below. Determine the value of the missing…

A: Characteristics of equilibrium constant are : -If the equation (having equilibrium constant K) is…

Q: -5 At − 13.0 °C the concentration equilibrium constant K =8.8 × 10 с Here are some facts about the…

A: Note: As per the Bartleby guidelines, solution of 1st question has been made. For the expert…

Q: If a reaction is exothermic, and K=100 and Q=1,000, would reactants or products be favored and in…

A: Given: K = 100 Q = 1000 To determine: What direction would equilibrium shift?

Q: The process 2XO2(g) + O₂(g) 2 XO3(g) is known to be endothermic. If a gas chamber containing an…

A: Le-Chatelier's principle:According to the Le Chatelier's principle when a change in concentration…

Q: Consider the following exothermic reaction 4FES, (s) + 110, (g) = 2Fe,O3 (s) + 8SO, (3) Indicate the…

A: According to Le Chatlier's principle ,when a chemical system at equilibrium is disturbed ,it returns…

Q: The value of KC for the thermal decomposition of hydrogen sulfide, shown below, is 2.2 × 10-4 at…

A: The ICE table for the given reaction is shown below.

Q: Consider the following reaction: 4 Zn (s) + 10 H*(aq) + 2 NO3 (ag) 2 4 Zn2+ (aq) + N20 + 5 H2O (1)…

A: Equilibrium constant is the ratio of  product of concentration of products raised to their…

Q: For the following reaction: CO₂ (g) + H₂(g) = CO(g) + H₂O(g) AH = +41.2 kJ Which of the following…

A: Le Chatelier’s Principle: When factors such as concentration, pressure, temperature, inert gases…

Q: Given this reaction at equilibrium, C(s) + CO2(g) D 2CO(g) (∆H° = 119kJ), explain the changes that…

A: Given eqm rxn: C(s) + CO2(g) &lt;=&gt;  2CO(g)  , ∆H° = 119KJ....... endothermic reaction According…

Q: Characterize each of the following as product- or reactant-favored at equilibrium. CO2 (g) = CO(g)…

A:

Q: Consider the endothermic gaseous reaction CO + Cl2 COCl2 with a Kc of 25.0 at 700K. If the…

A: This problem is based on Arrhenius equation. The equilibrium constant value will change as the…

Q: The oxidation of ammonia is a reversible exothermic reaction at equilibrium that proceeds as…

A: The question is given the concept is used equilibrium law that means Le-chatelier principle,…

Q: At 2000°C2000°C, the decomposition of CO2, 2CO2(g)⇌2CO(g)+O2(g) has Kc=6.4×10^−7. If a 1.00 L…

A: In a reaction that is reversible, the reactants and products of the reaction exists in equilibrium.…

Q: You know the equilibrium constant (at 25 °C) for the dissolution of Fe(OH)3(s) Fe³+ + 3 OH¯ is…

A:

Q: A reaction A(aq)+B(aq)−⇀↽−C(aq) has a standard free‑energy change of −4.65 kJ/mol at 25 °C. What are…

A: Relation between Gibb’s free energy and equilibrium constant is:

Q: Consider the following reaction at equilibrium. What will happen if the pressure increased ?…

A:

Q: A(s) + B(g) ⇋2 C (g) For each of the statements below, identify whether it is true or false and…

A: a. False      Kp = Kc (RT)Δn = Kc (p/v)Δn      ∆n = 1      An increase in pressure will decrease the…

Q: Which answer does not describe the following reaction? NO (g)+ O2 (g) 2 NO2 (g) The reaction is in…

A: A reaction that is in dynamic equilibrium means that it does not go to completion as both the…

Q: A mole of XX reacts at a constant pressure of 43.0 atmatm via the reaction X(g)+4Y(g)→2Z(g),…

A: The objective of this question is to calculate the total energy change, ΔE, in kilojoules for the…

Q: At -5.41 °C the concentration equilibrium constant K. =9.4 × 10° for a certain reaction. Here are…

A:

Q: In a study of the chemistry of glass etching, an inorganic chemist examines the reaction between…

A: The objective of the question is to predict the effect on the concentration of SiF4 under different…

Q: Draw a reaction energy diagram for a two-step reaction with the first step is the slow step and the…

A: To draw the reaction energy diagram we will have to analyse the given data as ; Reaction is…

Q: Determine Δ[H2]/Δt for this reaction at the same time.

A:

Q: r which one of the following reactions is Kp equal to Kc? NH41(s) = NH3(g) + HI(g) 2NH3(g) = 3H₂(g)…

A: Kp is equilibrium constant expressed as when equilibrium concentration is measured by atmospheric…

Q: • Consider the following reaction: 3 Fe(s) + 4 H₂O(g) → Fe₂O4(s) + 4 H₂(g) At 900 °C, Kc for the…

A:

Q: For the exothermic reaction CO2(g) + C(s) = 2C0(g), which of the following would make more CO? (More…

A: Exothermic reactions are those reactions which produce heat as the reaction proceeds to completion.…

Q: (2) Nitrogen oxide is a pollutant in the lower atmosphere that irritates the eyes and lungs and…

A:

Q: On the graph below, draw a line representing the following reaction and briefly explain:…

A: Reaction: 3 C(s)   +   4 H2(g)   ––&gt;   C3H8(g)  (propane) Enthalpy of formation is negative.…

Q: C(s)+CO2(g)+heat⇌2CO(g) To which direction will the reaction shift if the volume is decreased?

A: When there is a decrease in volume, the equilibrium will shift to the direction that produces fewer…

Q: For the reaction 2 CO2(g) 2 CO(g) + O2(g), K = 4.3 x 10-21 at a particular temperature. If [CO2] =…

A:

Q: The equilibrium constant for the reaction given below is 72.5. NHẠCO,NH,(s) = 2 NH3(g) + C02(g)…

A: Equilibrium constant is a constant which represent the ratio of concentration of product to the…

Q: For the reaction CO2 (g) + H2 (g) → CO (g) + H2O (g) ∆Ho = 41.2 kJ/mol at 827 K, KP = 0.395. The…

A: To find concentration at equilibrium.

Q: When two cotton plugs, one moistened with ammonia and the other with hydrochloric acid, are…

A: NH3 + HCl ---&gt; NH4Cl Molar mass of NH3, MM1 = 1 x N +…

Q: Kpfor the reaction 4CuO(s) 2Cu2O(s) + O2(g) is 0.49 at 1024 °C. Calculate Kcat this temperatureA)4.6…

A: The given reaction is ,                            4CuO(s)  ----&gt; 2Cu2O(s) + O2(g) For any ideal…

Q: For the following reaction,SO2(g) + 1/2 O2(g) ↔ SO3(g) the equilibrium constant, Kp, is 0.870 at…

A: Given,

Q: Which reaction would be the most useful, in terms of thermodynamics, if you were trying to make “C?”…

A: The value of the equilibrium constant helps in the determination of the yield of the reactant or…

Q: For the endothermic reaction 2C02(g) + N2(g) 2NO(g) + 2CO(g), the conditions that favor maximum…

A:

Q: Dinitrogen trioxide decomposes to NO and NO2 in an endothermic process (ΔrH= 40.5 kj/mol-rxn). N2O3…

A: The objective of the question is to predict the effect of increasing the volume of the reaction…

Q: 2 SO2 (g)+O2 (g)= 2 SO3 (g) + heat After the system represented by the chemical equation above…

A: Le Chatelier’s principle states that if the system at equilibrium is disturbed then it will undergo…

Q: Using the equilibrium constants for the reactions below: 4CO(g) 2C(s) + 2CO2 (g) Kp = 5.92 x 10-29…

A: Recall the given reactions with their value of Kp  4COg ↔ 2Cs + 2CO2g   Kp=5.92×10-29COCl2g↔COg +…

Q: 10). The following reaction is exothermic. Which of the following will drive the reaction to the…

A: Le-chaterlier's principle: If reaction is reversed and at equilibrium and is subjected to change in…

Q: The equilibrium constant is given for one of the reactions below. Determine the value of the missing…

A:

Q: Consider the reaction Mg(s) + Fe²* (aq) → Mg²*(aq) + Fe(s) at 77 °C, where [Fe?*] = 3.20mol L -1 and…

A: Reaction Quotient - It is the relative amount of products present in a reaction medium at a specific…