The activation energy of the forward reaction 96.27 kJ/mol and the activation energy for the reverse reaction is 60.33 kJ/mol. What is the DH of the reaction?  78.3 kJ/mol    17.97 kJ/mol  -156.6 kJ/mol  35.94 kJ/mol

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: 47)In a catalyzed chemical reaction, one function of a catalyst is to A) increase the number of…

A: The catalyst is a chemical substance that increases the rate of the reaction without participating…

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: What is the function of a catalyst? Increases the temperature of the reaction Increases the…

A: The Catalyst is a substance which increases the rate of reaction . The Catalyst provide the…

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: For a reaction, what generally happens if the temperature is increased? O A decrease in k occurs,…

A: The Arrhenius equation gives the relationship between rate constant, activation energy and…

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: What is a catalyst?

A: The definition of catalyst has to be given,

Q: Kinetics Add your explanation there Given the reaction 2 Cl2 (g) + 2H₂O(g) → 4HCl (g) O2(g), AHO…

A: Le Chateliers Principle would be used  to solve this question.

Q: Consider the reaction 2 D(g) + 3 E(g) + F(g) ► 2 G(g) + H(g). When [D] is decreasing at 0.1 mol/…

A: Given chemical reaction is: When [D] is decreasing at 0.1M/s then how fast [E] decreases?

Q: When NO, dimerizes (two molecules join together to form a 'dimer') into N₂O, an equilibrium is…

A: Answer:-This question is answered by using the simple concept of chemical Equilibrium and the effect…

Q: How do we choose catalysts in reactions?

A: Catalysts are used to alter the rate of reaction. The alter in rate as a decrease or an increase.

Q: Activity 3: Activation energy and how a catalyst affects the reaction rate Here are the…

A: Explained as follows

Q: Consider the following information, choose all of the statements that are false. H2(g)+S(s)H2S(g)…

A: A true or false question based on equilibrium concept, which is to be accomplished.

Q: Which is the best definition of activation energy? 1 point the energy required to end a chemical…

A: Hello, since your question has multiple parts, we will solve the first question for you. If you want…

Q: Define the term activation energy. Using diagrams, explain how the presence of a catalyst can help…

A: Activation energy (Ea): Products are formed only when reactant molecules come close and collide with…

Q: Two molecules collide with sufficient energy but do not react. What is the most likely explanation?…

A: If there is reactant molecule then for a reaction to happen, some certain minimum amount of energy…

Q: The activation energy is the minimum amount of energy necessary for a chemical reaction to occur. O…

A: Activation Energy (Ea) :- Yes, activation energy is the minimum amount of energy required for a…

Q: Explain what activation energy is. What causes chemical reactions to have activation energies?

A: When the activation energy of a reaction is higher, then the rate of that reaction will be lower.…

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: 10. Consider the reaction 2A + B + 24.0 kJ ------ 2 C + D  with energy of activation of…

A: Activation energy is the minimum amount of energy needed to carry out the reaction and in the…

Q: catalyst: actually participates in the reaction. TRUE OR FALSE?

A: Catalyst takes part in Chemical reaction and increase the rate of reaction by decreasing activation…

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

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

Q: Consider the Energy diagram below. What does the variable "E" indicate? TS 2 E TS 1 e r g y U…

A: For every reaction energy profile diagram tells about the energy associated with any species…

Q: of

A: This question is related to rate of reaction.

Q: Tell whether the reaction will speed up or slow

A: (1)No reaction is occur whether we have large chunks of limestone or powdered limestone. (2) Because…

Q: At chemical equilibrium, what is true about the forward rate and reverse rate? The forward rate is…

A: At chemical equilibrium, the rate of forward reaction is similar to the rate of reverse reaction.

Q: What does a catalyst do?

A:

Q: 2. A catalyst is a substance that increases the rate of a chemical reaction but is not consumed by…

A: A catalyst is a compound which being present in a reaction increases the rate of a reaction, but…

Q: The decomposition of N2O5 in the gas phase was studied at constant temperature and it was concluded…

A: The provided reaction is- 2N2O5(g)  →  4NO2(g)  +  O2(g) Provided initial concentration of [N2O5 ]0…

Q: 40. The reaction that produces ammonia is represented by a balanced equation, shown below. A…

A: In a reaction, the minimum amount of potential energy required to form the product is known as the…

Q: Which of the following statements is not true about catalysts? A) Catalysts do not change the value…

A: Answer:- This question is answered by using the simple concept of catalyst which remains unchanged…