How do catalysts in the body speed up reactions? Decreasing the amount of products formed Increasing the time it takes to react Lowering the activation energy Releasing more energy

Q: A catalyst --- a chemical reaction by --- the energy of activation, respectively.   Question 10…

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Q: Which of the following reactants would be most affected by an in- crease of pressure within the…

A: An increase in pressure generally affects the gases present in the system during a chemical reaction…

Q: Which of the following is not a factor that could increase the rate of chemical reaction? O Increase…

A: ->Arrhenius equation is applicable to determine effect of temperature on rate of reaction.

Q: When the kinetic energy is higher due to the decrease in temperature, the rate of reaction slows…

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

Q: All of the following effect the rate of a chemical reaction except for which one? increasing the…

A: In this question, we want to identify which one doesn't effect the rate of the chemical reaction.…

Q: The activation energy =   The energy of the reactants =    The energy of the products =    The…

A: Activation energy (Ea) :-  The minimum amount of energy that must be possessed by reactant molecules…

Q: Which factor lower the rate of a chemical reaction? I. Increasing the temperature II. Removing the…

A: The temperature dependence of rate of a reaction is explained by Arrhenius equation.  Arrhenius…

Q: Which of the following changes below speeds up the rate of reaction? Decrease the surface area of…

A: Increasing reactant concentration would speed up the rate of reaction

Q: 60. In this diagram, AH represents Products Reactants Reaction Progress (A) heat absorbed. (B) heat…

A: There are basically two types of reactions - exothermic and endothermic reactions. Endothermic…

Q: 1. 109. Which of these will NOT increase the rate of a chemical reaction? 1. Increasing the surface…

A: The questions are based on the concept of chemical kinetics. we need to determine the factors on…

Q: Which of these will slow down a chemical reaction Adding a catalyst Increasing the temperature…

A: Option 3 should be the correct answer Decreasing the concentration of the reactants Because we know…

Q: What is the activation energy of this reaction?

A: Experimental observations Svante Arrhenius established a mathematical relationship between energy of…

Q: Which of the following does not speed up a chemical reaction? crushing or grinding a solid…

A: A chemical reaction can be speed up by : (1). Crushing or grinding a solid :-  A solid is converted…

Q: Which of the following would NOT increase the rate of a chemical reaction? An increase in the…

A: Rate of a reaction depends on 1. Concentration of reactants 2. Temperature  3. Catalyst

Q: As the temperature of a reaction is increased, the rate of the reaction increases because the The…

A: A chemical reaction happens when reactant molecule gets collide with each other or we can say…

Q: Name one example of a non-equilibrium (products will never become reactants) reaction in the human…

A: Non-equilibrium condition: In simple words thus process is spontaneous and irreversible process…

Q: A. Indicate whether the following chages will increase, decrease, or have no effect upon the rate of…

A: Rate of reaction is defined as the pace at which reaction occurs. It can be considered as rate of…

Q: three ways that you can increase the rates of chemical reactions:

A: Rate of a Chemical Reaction is the change in concentration of Reactant or concentration of Product…

Q: What does the part of the diagram labeled (A) represent? (B). (A) (C) (D) (E) O Product energy O…

A: In the given diagram, [A] represents = ?

Q: Which three of these factors will not increase the rate of the reaction ? decreasing the kinetic…

A: Activation energy is defined as the minimum amount of extra energy required by a reacting molecule…

Q: Enzymes are biomolecules involve in chemical reactions. Explain how an enzyme affects the reaction…

A: Enzymes are biomolecular catalysts involved in chemical reactions. The functionality of enzymes and…

Q: if a catalyst changes the activation energy of a reversible reaction in the forward direction from…

A: Activation energy is the minimum energy required by the reactants so that they can overcome the…

Q: What does a catalyst do? Decrease the activation energy Catalysts are used instead of the regular…

A: catalyst decreses the activation energy. When it decreses the activation energy, the rate of…

Q: What is the function of a catalyst? What are enzymes made of?

A: In a chemical reaction, reactants are converted to products. Various factors influence this…

Q: When a catalyst is added to a reaction, the reaction rate is increased because the catalyst 1)…

A: (a) Answer: (2) decreases activation energy

Q: Which of the following affects the rate of a reaction? concentration, temperature, nature of…

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Q: Which of the following is not true of catalysts? O They become part of the final product. O They are…

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Q: Which would likely increase the rate of a chemical reaction? A. Cooling the reaction mixture. B.…

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Q: What is the difference between a catalyst and an enzyme?

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Q: A chemical species that is not consumed during a chemical reaction and increases the rate of the…

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Q: For a chemical reaction, which conditions will result to the formation of the product? Choose from…

A: For formation of products, certain things have to be kept in mind.

Q: What does a catalyst do? Increases the concentration of the reactants which increases the reaction…

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Q: Draw two activation energy diagrams for an endothermic reaction, one with and one without a…

A: A catalyst provide a alternate pathway for reaction with lower activation energy.   Catalyst lower…

Q: What effect does a catalyst have on the reaction rate and the products formed in a reaction? The…

A: We have to predict the correct statement about catalyst.

Q: In the diagram below, which pathway would represent the catalyzed reaction? reaction Progress Blue…

A: The energy-profile diagram of a chemical reaction is the representation of the variation of the…

Q: Explain why a high energy of activation causes a reaction to be slow.

A: The cause of the slow reaction due to high energy activation needs to be explained.

Q: Which of the following will decrease the activation energy, Ea, of a reaction? O Increasing the…

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Q: All of the following increase the rate of a chemical reaction except for which one? increasing the…

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Q: The best way to decrease reaction rate is to do which of the following? A use a catalyst; increase…

A: Given,  Options are :

Q: What is the activation energy of a reaction? Draw the energy diagram for the reaction:  A → B and…

A: Activation energy, in chemistry, the minimum amount of energy that is required to activate atoms or…

Q: Which of the following statements is false. Catalysts make a reaction rate go faster by providing a…

A: A reaction will proceed in the forward direction if its reactant crosses the minimum energy…

Q: Minimum amount of energy needed by a chemical reaction. reaction meeh anism C. rate activation enery…

A: Solution:    Chemical reaction is defined as the reaction between one or more reactants to form one…

Q: What is the activation energy?

A: Given: The Arrhenius equation is a  mathematical equation which depicts the relationship between the…

Q: Activation energy is defined as O the energy needed to activate the products and turn them into…

A: In the given question we have to choose the correct option and to discuss about the activation…

Q: Relatively slow rates of chemical reaction are associated with which of the following? (A) The…

A: Given statement Relatively slow rates of chemical reaction Relative parameters given on which…

Q: On an energy graph, the length of vertical lines represents _____. whether energy is released or…

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Q: 9. Indicate whether the following changes will increase, decrease, or have no effect on the rate of…

A: The rate of the reaction depends on the concentration of the reactions , temperature and catalyst.

Q: Which is the highest energy-the reactants the produ

A: 1. Collision theory :  Without collisions beteween reactant molecules no chemical reactions takes…