Kinetic energy Kinetic energy lecules Fraction of molecules lecules Fraction of molecules

Q: Which of the following is true of a catalyst for a reaction     A It decreases the equilibrium…

A: Catalyst :-  A substance which when added to a reaction mixture increases the speed or rate of…

Q: What is the concentration of A after 10.5 minutes for the reaction A→ Products when the initial…

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Q: A 0.160 mol sample of PCI5(g) is put in a rigid 1.0 L container at an unknown temperature. After a…

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Q: Which of the following changes will increase the fraction of collisions that are effective…

A: Decreasing the concentration will not increase the fraction of effective collisions rather it will…

Q: The graph below represents the reaction equilibrium established?

A: If a reversible reaction is carried out in closed vessel an equilibrium state is formed .  " The…

Q: Collision Theory: Reaction Coordinate Diagram for Exothermic Process (forward direction)

A: To complete the reaction profile diagram for exothermic process.

Q: which of the following is correct regarding collision theory?    Reaction rates always decrease when…

A: Collision theory of reaction rate: According to the collision theory of reaction rate, the randomly…

Q: Catalysts increase reaction rates by A) increasing the activation energy. B) increasing the enthalpy…

A: Catalyst are being added to the Reaction to increase the rate of Reaction.

Q: Which of the following statements best describes what occurs at equilibrium? A) The reaction has…

A: Given, here four options related to concept of equilibrium and we are asked to find among these…

Q: When a chemical company employs a new reaction to manufacture a product, the chemists consider its…

A: To find: How does the rate and equilibrium will affect the usefulness of the manufacturing process

Q: what speeds up a chemical reaction and how is activation energy related to it?

A: Interpretation-  To tell about the speeds up of a chemical reaction and how the activation energy…

Q: For each of the changes listed will the rate of the following chemical reaction increase, decrease,…

A: According to Le-Chattelliar principle- 1)Changing concentration affect the equilibrium. When…

Q: What is the concentration of A after 47.1 minutes

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Q: According to collision theory, which of the following events must occur for a reaction to take…

A: This question is related to collision theory. Collision theory is based on the assumption that the…

Q: Which of the following is/are expected to affect the rate of a chemical reaction? 1. Increasing the…

A: Answer factors affecting the rate of reaction All given options…

Q: Which diagrams are exothermic reactions?

A: The answer to the following question is -

Q: Explain how/why decreasing temperature affects rate in terms of collision theory.

A: According to collision theory the rate of the reaction affects due to the temperature as follows in…

Q: What will happen if the necessary substances for a reaction are placed together but the activation…

A: First of all we will discuss about the term Activation energy. The activation energy is the minimum…

Q: The presence of a catalyst: lowers activation energy increases activation energy O increases…

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Q: Activation energy is a barrier that the reactants must cross to be converted into: O products O…

A: Activation energy is a Barrier that the reactant must cross to be converted into :

Q: H₂(g)+Cl₂(g) → 2HCl(g) Imagine 113. mmol of HCI are added to an empty flask, and then answer the…

A: According to question Hydrogen and Chlorine react to form Hydrogen Chloride.  H2 (g) + Cl2 (g)…

Q: Calculate k if CH3OH is formed at a rate of 1.44 M/s when [CH3Cl] = [H2O] = 0.39 M. In units

A: Answer:- This question is answered by using the simple concept of calculation of rate constant value…

Q: The following represents the effect of time on the concentration during a reaction. The upper line…

A: The state of the reaction when the rate of forward reaction equals the rate of the backward…

Q: Which among the following statements is/are FALSE about the collision theory?   I. The rate of…

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Q: For the following pair of reaction diagrams, identify which of the pair is catalyzed. Explain your…

A: Catalysts are the substances that speed up biochemical reactions. These do not alter the enthalpy…

Q: Look at this incomplete reaction progress diagram (aka reaction coordinate diagram

A: We need to check the energy profile diagram of the some reaction which are corresponding to the…

Q: what is the effect on k as the activation energy for a reaction increases

A: The Arrhenius equation is given as :

Q: The catalyst influences the rate of reaction in which ways? O nothing happens O Decreases it O…

A: Correct answer is A