Consider the exothermic reaction C2H2(g) + 2 Br2(g) <-> C2H2Br4(g) + heat. Which of the following changes will result in the production of less C2H2Br4(g)? - adding a catalyst - adding C2H2 - decreasing volume - lowering the temperature - decreasing the pressure

Q: Two processes running opposite each other at equal rates without any net change is called: A)…

A: if I have to say anything about equilibrium, it is a state where two equal forces are acting in…

Q: A spontaneous reaction always involves an increase in

A: A spontaneous reaction is that reaction which can by it self without external source.

Q: Given the following reaction: A (g) + 2B (g) + heat 2D (g) 2C (g) + Considering Le Châtelier's…

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

Q: For the combustion temperature, Keq huge number!!!) Given the initial conditions below, which of the…

A: Equilibrium constant of the reaction = 6.7*10227Initial moles of C2H5OH = 2 molInitial moles of O2 =…

Q: Which of the following is not true of spontaneity?     It happens without the addition of external…

A: A spontaneous process occurs automatically without any external force. It is unidirectional

Q: 1.   Given the reaction 2SO2(g) + O2(g)  2SO3(g) + energy, a decrease in pressure will cause the…

A: As per our guidelines, we are supposed to answer only one question with three subparts. Kindly…

Q: Consider the following chemical reaction that lustrates the industrial synthesis of nitric acid 3…

A: Given data ∆H°=-136.5 KJ∆S°=-287.5 J/K = -0.2875 KJ/KT=323.15 K To solve this question , first…

Q: How to apply the laws of thermodynamics to chemical reactions ?

A: In any chemical reaction, heat of reaction can be calculated by applying . Hess's law based on 1st…

Q: Discuss how catalysts can make processes more energyefficient.

A: A catalyst is substance that can be added to a chemical reaction without getting consumed in a…

Q: Consider the following equilibrium: 2NO₂(g) N₂O₂ (g) AG= = -5.4 kJ Now suppose a reaction vessel is…

A: Recall the given reaction,                       Pressure of dinitrogen tetroxide Temperature

Q: Reaction 2 Initial temp (HCl) 26.7 celsius Initial temp (NaOH) Average initial temp Final…

A: Heat of reaction 2:

Q: For the reaction 2NO(g) + Cl2(g) 2NOCI((g) H° = 51.7 kJ/mol. What will be the effect if the…

A: Given reaction: H° = 51.7 kJ/mol. To predict: The effect if the temperature of the reaction system…

Q: Select the processes characterized by an increase in ENTROPY Cooling a gas Going from liquid to…

A:

Q: The equation for a reversible reaction used in industry to convert methane to hydrogen is…

A: Equilibrium state :-  The state of a reversible reaction at which the observable properties like…

Q: For the equilibrium: 2F2 (g) + O2 (g) + 600 kJ = 20F2 (g) where ke= 350 Which of the following…

A: Given reaction is  2 F2(g) + O2(g) + 600 KJ ⇔ 2 OF2 (g)       Equilibrium  constant value : k=350…

Q: Refer to the following equilibrium reaction for which AH = -153 kJ/mol 2 SO₂ (g) + O2 (g) = 2 SO3…

A: We have to solve the question., Given,delta H =-153kj/mol

Q: 5. What effect will decreasing the temperature have on the system? OThe reaction will shift in the…

A:

Q: For the reaction: 2 NO2(g) ó N2O4(g)​Kp = 8.85 at 25.00 oC. The standard state free energy change…

A: Given, Kp of the reaction is 8.85 Temperature, T = 25 oC = 298K Standard free energy, ∆Go= -5.40…

Q: 2. Data for the reaction 2 HI (g) → H₂ (g) + I₂ (g) are given in the table below: Reaction…

A:

Q: This reaction is endothermic. В Reactants AH \Products Reaction Progress -→ Select one: O True O…

A:

Q: Calculate AH° for the reaction using the given bond dissociation energies. CH₂(g) + 2O₂(g) – ›…

A: To calculate the enthalpy change (ΔH°) for the given reaction, we can use the concept of bond…

Q: The addition of a catalyst during a chemical reaction alters the internal energy. TRUE OR FALSE?

A: The energy associated with the reactant is known as internal energy.

Q: When 1.2 mol of CH3OH(g) is injected into a 2.0 L container, the following equilibrium becomes…

A:

Q: Consider the equilibrium: 2NO2(g)  &lt;--&gt; N2O4(g). Calculate the equilibrium constant for the…

A: The relationship between standard free energy change ΔGo and equilibrium constant.       ΔG=ΔGo…

Q: Consider the reaction below. If delta H= -720.44 kj/mol and delta S = -263.58J/nolK, at what…

A:

Q: Q1. Consider the following Lewis structure (Lewis structure doesn't imply the shape) and answer the…

A: As per our company guidelines we are supposed to answer only first three sub-parts. kindly repost…

Q: 7. Suppose you have an endothermic reaction with Keg = 1x 103. How could you adjust the temperature…

A:

Q: For the reaction N2(g) + 3H2(g)–→2NH3(g) AH° = -92.2 kJ and AS° =-198.7 J/K The equilibrium constant…

A: The formula that relates the Gibbs free energy change (ΔG°) to the equilibrium constant(K) of a…

Q: Determine for the combustion of C6H6(1). C6H6 + 15/2 O2(g) → 6 CO2(g) + 3 H₂O(g) C6H6(1) 42.01…

A:

Q: The options are increase, decrease, and stay the same. Stay the same is incorrect

A: According to Le Chatelier's principle, if a dynamic equilibrium is disturbed by changing the…

Q: For the reaction 2H,S(g) + 302(g)- →2H20(g) + 2S02(g) AH° = -1.04x103 kJ and AS° = -153 J/K The…

A: we will calculate temperature using gibbs helmholtz equation.

Q: Consider the reaction. 2 Fe₂O3 4 Fe +30₂ AHxn = +824.2 kJ The decomposition of 26.0 g of Fe2O3…

A:

Q: Inside a calorimeter is 100 g of water at 39.8 C. A 10-g object at 50C is placed inside the…

A: Since the metal is at higher temperature than water. Hence to reach equilibrium, metal will lose…

Q: Calculate ΔH per the reaction NO(g) + O(g)-> NO2(g) Data: NO(g) + O(g)-> NO(g) + O2(g)      ΔH=…

A:

Q: Under what conditions will enthalpy tend to dominate the equilibrium state of a chemical system?…

A: The dominance of enthalpy or entropy in determining the equilibrium state of a chemical system…

Q: Carbon dioxide and water react to form methane and oxygen, like this: CO,(9)+2H,O(9) → CH,(9)+2O3(9)…

A: We would apply Le-Chatlier's principle to predict the affect and direction of shift in equilibrium.…

Q: If a reaction is carried out at constant pressure, which of the following statements is correct? *…

A: At constant pressure, the heat of the reaction is equal to the enthalpy change.

Q: This reaction is exothermic. B Reactants |AH Products Reaction Progress Select one: True False…

A: True ,the reaction is exothermic .

Q: In an exothermic reaction AH positive. negative.

A: In an exothermic reaction ∆H will be positive or negative has to be given.

Q: 4AI (s) + 30 2 (g) → 2 Al 20 3 (s)AH° = -3351 k) is and therefore heat is by the reaction. A)…

A:

Q: b. OEt OEt 1. NaOEt 2. CI OEt multiple steps 1. NaOH, H2O 2. HO * مهور OH heat مند + CO2

A: Ethyl acetoacetate is a beta-keto ester that can react with alkyl halides in the presence of a base…

Q: Methane and chlorine react to form chloroform and hydrogen chloride, like this: CH,(g)+3C1,(g) –…

A: For exothermic reactions, heat is produced in reaction. So if temperature is changed, the…

Q: We start with a sample of pure A(g). The following equilibrium is established 2 A(g) B(g) + C(g)…

A: Formula of the standard Gibbs free energy change is ∆G0 = -RTlnKp.The mathematical expression of the…

Q: How to determine if the reaction moves to the right or left (toward products or reactants) just by…

A: N2O4 (g) &lt;=&gt; 2NO2 (g) The number of moles of products is greater than the reactants,…

Q: 7. The fermentation reaction of glucose is exothermic, producing 74k) per mole of glucose. Calculate…

A: Given: ∆H=-74 kJ/mol Mass of glucose = 50 lbs Molar mass of glucose = 180 g/mol

Q: Consider the reaction S₂Cl₂(1) + CCl4(g) = CS₂(g) + 3Cl₂(g), AH° = + 84.3 kJ. Which of the changes…

A: Given reaction: S2Cl2(l) + CCl4(g) ⇌ CS2(g) + 3Cl2(g) ∆H∘ = +84.3 kJ We have to find the changes…

Q: 4. Identify the molecule that will release more total energy during combustion – ethane (C,Hs) or…

A: Combustion: A chemical process in which a substance reacts with oxygen and releases heat energy.