Describe a “reversible reaction” and give an example.

Q: Gaseous PCl₅ decomposes according to the reaction PCl₅(g)⇌PCl₃(g)+Cl₂(g) In one experiment, 0.15…

A: The reaction for the decomposition of gaseous PCl5 is as follows: No. of mol of PCl5 = 0.15 Volume…

Q: Given the reaction: PCl5(g) ⇌ PCl3(g) + Cl2(g) (ΔHº = +87.8 kJ/mol). Which of the following changes…

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

Q: The reaction below is endothermic from left to right. How would each of the following changes, when…

A:

Q: Different conditions can affect the rates of chemical reactions. How is the rate of an endothermic…

A: The rate of a reaction describes the change in the concentration of product and reactant with…

Q: Increasing the amount of an excess reactant will result in greater amount of product? True or false

A: Correct Ans - False

Q: Ph Ph Ph Ph

A: These two reactions are the examples of Cross aldol condensation reaction where acetophenone reacts…

Q: Diagrams like the one below are used to represent exothermic reactions. For instance, consider…

A: The energy diagram given is,

Q: For an exothermic reaction, an increase in temperature will equilibrium shift to the right (products…

A: The answer is given below

Q: Consider an exothermic reaction given below. Explain how the equilibrium will shift if the reaction…

A: When a reaction proceeds, the reactants convert to products. The amounts of reactants decrease with…

Q: In an endothermic reaction energy is from the surroundings. O Released (goes out) O Absorbed (comes…

A: Solution When physical or chemical changes occur, they're usually amid a transfer of energy. The law…

Q: When is chemical equilibrium attained in chemical reactions?

A: A chemical equilibrium defines the state of a chemical system when the concentration(s) of the…

Q: e and the reaction will proceed in the forward direction (shift to right) and the reaction will…

A: □H° is negative, then reaction is exothermic in nature. So, in exothermic reaction,  equilibrium…

Q: Write the reaction when solid calcium acetate is put into water

A: Ionic compounds are formed by the transfer of electrons from cations to anions. In the ionic…

Q: Why does decreasing concentration decrease the rate of a chemical reaction?

A: The chemical reaction rate is the speed with which the reaction moves ahead. Chemical reactions are…

Q: Match the reaction coordinate diagrams below with the following statements: ◦ The reaction causes…

A: Exothermic reactions are those reactions which releases heat in the atmosphere.

Q: Adding heat to a chemical reaction can speed up the reaction process, which of the following is the…

A: Applying kinetic theory of matter Ek= 3/2 KBT

Q: Which of the following determines the equilibrium position of a chemical reaction? Initial…

A: According to Le chatelier's principle. factors affecting on chemical reactions are. 1. initial or…

Q: In general, for a system at equilibrium, indicate the direction the equilibrium will shift for the…

A: In general, for a system at equilibrium the equilibrium will shift left (reactant side) for an…

Q: For the endothermic formation of sulfuric acid H2O(g) + SO3(g) ↔ H2SO4(g) (decreasing/increasing)…

A: Le Chatelier's principle or "The Equilibrium Law", is a principle of chemistry used to predict the…

Q: How does a catalyst work?

A: The role of catalyst in chemical reaction has to be given.

Q: A reversible reaction is always a decomposition reaction. O True O False

A: Given: To find a reversible reaction is always a decomposition reaction.

Q: Which statement best describes the energy change for the reaction associated with this energy…

A: The reaction in which heat is transferred from the system to the surrounding is exothermic while in…

Q: Describe Le Chatelier's principle and describe how it would slow down a endothermic reaction in a…

A: Le Chatelier's principle is used to predict the effect of change on the chemical equilibria of a…

Q: Explain when will a reversible reaction achieves chemical equilibrium.

A:

Q: n a reaction, the _____ reactant is the reactant that is completely consumed causing the reaction to…

A: In a reaction, the Limiting reactant is the reactant that is completely consumed causing the…

Q: For an endothermic reaction in equilibrium,an increase in temperature makes the reaction go in…

A: Endothermic reaction is chemical reaction which requires heat or energy to complete the reaction .

Q: is chemical reactions and reaction rate the same?

A: Chemical reaction can be described as a process where one or more substances (termed as reactants)…

Q: Which of the following is not a way to stress a chemical system? A. Pressure B. Temperature C.…

A: The state at which forword reaction is equal to back word reaction is said to be " equilibrium…

Q: What is the effect of temperature change on equilibrium a) an exothermic chemical reaction? b) an…

A: Le Chatelier’s principle states that changes to an equilibrium system will result in a predictable…

Q: Which

A: Structure Y act as a Nucleophile and it will attack on alpha carbon of Structure Z by removing…

Q: If two reaction diagrams show different reactant energies they can both represent the same reaction?…

A: Energy profile diagram of the reaction:  In the energy profile diagram, the energy of reactants…

Q: Carbon monoxide and nitrogen monoxide react to produce carbon dioxide and nitrogen gas. If the…

A:

Q: Define explain or describe each of the following terms: a. exthermic reaction b. endothermic…

A: By definition of exothermic reaction, endothermic reversible and dynamic equilibrium.

Q: At what temperature does this reaction changes its direction? Is the reaction exothermic or…

A:

Q: Which of the following is correct about a chemical reaction?   A. All chemical reactions are…

A: A. Chemical reactions may be both reversible or irreversible B. It is not necessary to consume…

Q: Can a catalyst convert an endothermic process to an exothermic process, causing the speeding of the…

A: Whether a chemical reaction is exothermic or endothermic depends on the standard enthalpy of…

Q: How does an increase in temperature affect the rate of a reaction? Explain the two factors involved.

A: The decrease in the concentration of the reactant or increase in the concentration of the products…

Q: Are chemical reactions reversible? In other words, is it possible the reverse the direction of a…

A: Concept:  Reversible reaction: In a reversible reaction the conversion of reactants to products and…

Q: The reaction diagram shown below represents an exothermic reaction. Reactants Energy released…

A: There are two types of reaction on basis of heat is absorbed or released during the reaction-  1-…

Q: Question 43 The following reaction is a reversible reaction. Which of the following statements best…

A: Which of the following statements best describe what it means for the given reaction to be…

Q: For the endothermic reaction: CaCO3 (s) → CaO (s) + CO2 (g) Le Châtelier's principle predicts that…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: What does it mean to describe a reaction as “reversible”?

A: What does it mean to describe a reaction as “reversible”

Q: An increase in temperature drives an endothermic reaction toward the reactants.   True  False

A: Temperature effect the equilibrium directions

Q: When writing an equation, how is a reversible reaction distinguished from a nonreversible reaction?

A: Reversible reaction:- It may be defined as the reaction in which products can be altered into…

Q: Is the reaction exothermic or endothermic? endothermic O exothermic

A: Since we know that  When energy is being released in a chemical reaction it is called as exothermic…

Q: post one chemical reactions (include name) that is considered an exothermic reaction and one that is…

A: Exothermic reaction in which heat is realeased  Endothermic reaction in which heat is given to…

Q: A reversible reaction will happen spontaneouslyIs this statement correct? Explain.

A: Reversible reaction :-      A reversible reaction is a reaction in which the conversion of reactants…

Q: What are the differences of forward reaction and reverse reaction

A: Below attached file showing the details answer.  All the best .