9. Which of the following is/are expected to affect the rate of a chemical reaction?

Q: Illustrate the effect of a catalyst on a reaction ?

A: Catalysts are the substances that increase the rate of a chemical reaction without being consumed in…

Q: n studying a reaction that goes to completion (this is not a reversible reaction) what happens to…

A: For a reaction  aA + bB →cC + dD Rate is given as Rate = K[A]a [B]b

Q: How reaction rate depends on concentration, physical state, and temperature

A: For a chemical reaction to occur, there must be collision in between the reactant molecules. Rate of…

Q: Explain how a catalyst can be involved in a chemical reaction without being consumed in the process.

A: A catalyst speeds up a chemical reaction, without being consumed by the reaction. It increases the…

Q: What is a catalyst ? Give an example?

A: The term "catalyst" has to be defined with an example.

Q: When the concentration of reactant increases, what effect will this have on the rate of the reaction…

A: All reactions possess a particular rate. That rate always carries direct relation with reactant's…

Q: 4. Which of the following is NOT part of the collision theory? A. a chemical system consists of…

A:

Q: List the factors that affect reaction rates?

A: Factors affecting rate of the reactions: 1. Nature of reactants 2. Physical state of reactants 3.…

Q: Catalysts decrease the activation energy which leads to increase the reaction rate * True False

A: A catalyst is a substance that can be added to a reaction to increase the reaction rate without…

Q: Does a catalyst increase reaction rate by the same means as a rise in temperature does? Explain.

A: The reason why  catalyst increase reaction rate by the same means as a rise in temperature hs to be…

Q: Is it possible that the reaction rate hastens as concentration decreases? Why or why not?

A: It is not possible to the reaction rate hastens as co concentration decreases . Because as the…

Q: When the concentrations of reactant molecules are increased, the rate of reaction increases. The…

A:

Q: Once a reaction is proceeding both forward and backward at the same rate, which state has been…

A: The answer is given as follows

Q: The energy needed for a reaction to proceed from reactants to products is known as: Activation…

A: In a chemical reaction reactants chemically combine and leads to the formation of products.

Q: What is a catalyst?

A: The definition of catalyst has to be given,

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

A:

Q: states how reacting particles (atoms, ions, or molecules) must interact to start a chemical…

A: # Calorimetry is process of measuring the amount of heat absorbed or released in a chemical…

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: 3.Explain how and why a catalyst effects reaction rates?

A: A catalyst can be defined as  substance which speeds up a chemical reaction, without being consumed…

Q: Answer true or false to the following statements about energy diagrams and reactions. Q.) Kinetics…

A: Kinetics is derived from the word, Kinetikos meaning motion.

Q: The concentration of the reactants in a solution affects the rate of reaction. Use collision theory…

A: According to collision theory, the number of collisions between reactant molecules determines how…

Q: any chemical reaction, the rate of the reaction can be increased by:   adding product molecules to…

A:

Q: why would someone want to determine the rate of a reaction in chemistry?

A: The objective of the question is to understand the importance of determining the rate of a reaction…

Q: How chemical reactions occur.

A: We'll answer the first question since the exact one isn't specified. Please resubmit the question…

Q: The collision theory is used to predict the rate of chemical reactions. It assumes that for a…

A:

Q: A catalyst increases the activation energy required for a reaction to proceed. O True O False

A: The given statement is  A catalyst increase the activation energy required for a reaction to proceed

Q: Describe factors that affect chemical reaction rates.

A: Reaction rate is defined as the speed which the reaction proceeds. It is directly proportional to…

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

A: Correct answer is A

Q: Activation energy Reactants Overall energy change Products Progress of reaction The above energy…

A:

Q: How does a catalyst influence the rate of a reaction

A: We have to tell effect of catalyst on rate of reaction

Q: A catalyst increases the activation energy of a reaction and thus facilitates the reaction True…

A:

Q: 9. What are two factors that affect the kinetics of chemical reactions and were tested in the lab?…

A:

Q: Describe two ways to make a chemical reaction proceed faster, and explain why the rate increases…

A: Chemical kinetics can be defined as the branch of chemistry that deals with rate of chemical…

Q: Sketch an energy-level diagram for the conversion of reactants to products in an endothermic…

A: Chemical thermodynamics is a branch of chemistry in which we deal with amount of heat evolved or…

Q: True or false. According to the collision theory, product formation is only possible if the…

A: There are following postulates of collision theory -  (1) All reacting Molecules considered as a…

Q: The half-life of a chemical reaction is   the time it takes for half the present reactants to be…

A:

Q: Sketch an energy-level diagram for the conversion of reactants to products in an endothermic…

A:

Q: Consider the three possible collision orientations of the reactant molecules?

A: Collision theory is a chemical reaction in which the rate is directly proportional to the…