The combustion of carbohydrates and the combustion of fats are both exothermic processes,yet the combustion of carbohydrates is a faster process.How can this be?

Q: Define the term rate constant?

A: The rate constant (k) is the proportionality constant in the rate equation that expresses the…

Q: 2C+2 C0, + 8 H,0 + heat 20+2 co + 2 Co, 8H,0 + heat 80 2C,H, +70, 2 CH, +70 CH, + 50, C.H. +70. +…

A: Combustion is the exothermic process in presence of excess oxygen that produces carbon dioxide and…

Q: What do you mean by Catalyst activity?

A: Catalyst: It is a chemical substance that is having the rate increasing capability in a chemical…

Q: Explain Determinants of Reaction Rates?

A: Reaction  It is a process in which reactant molecules react to each other and form another molecule…

Q: A catalyst like chlorine gas that assists the breakdown of ozone can be described as a)…

A:

Q: Question: PbS + NO3 Pb(NO3) + NO + S please balance this equation

A:

Q: Consider the mechanism of this reaction. Does sodium hydroxide act as a catalyst? Justify your…

A: Please find your solution below : In this reaction the reactant Sodium Hydroxide acts as a catalyst.

Q: The four hydrocarbons of lowest molar mass are methane, ethane, propane, and butane. All are used…

A: fuel value of a compound is the value of energy released when we do combustion of particular…

Q: Explain why lizards become sluggish in cold weather. How is this phenomenon related to chemistry?

A: Lizards become sluggish in cold weather because they are ectotherms and their body temperature…

Q: 18 Classify the following processes according to their rates as fast ,slow or very slow: a) The…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: 14. Which one of the following graphs is wrong for the reaction A2 (g) + B2 (g) - 2AB (g) + heat (A…

A: answer is c.

Q: A particular chemical reaction has ∆rS = -31.5 J/mol•K and ∆rH = - 16.3 KJ/mol. (a) At what…

A: Given :  Delta S = -31.5  Delta H = -16.5

Q: Assuming that the rate of a chemical reaction doubles for every 10 degree Celcius temperature…

A: We have to assume that the rate of a chemical reaction doubles for every 10°C. And we have to find…

Q: Which of the following parameters would be different for a reaction carried out in the presence of a…

A: Catalyst provides the different path for the reaction to proceed.

Q: Determine the order of the reaction for each reactant

A: Here we are required to find the order of reaction for each reactant.

Q: One reaction that occurs in an automobile catalytic converter is the conversion of nitrogen monoxide…

A: Assume a reaction; aA + bB → cC+dD Rate of this reaction can be written as ;…

Q: Balance the following equation and express the rate in terms of the change in concentration with…

A:

Q: Summarize why you believe kinetics is the most important concept in chemistry. Explain how you can…

A: Importance of chemical kinetics in chemistry :  Chemical kinetics is branch which deals with rate of…

Q: Determine rate law from the data. The reaction is NO + Cl2 = NOCl2

A:

Q: I. Which of the following statements about catalysts is FALSE? A. biological catalysts are called…

A: Catalyst is a substance that increases the rate of reaction without itself being consumed during the…

Q: • Consider the decomposition reaction of a drug with ko = 12 mg/year. If the initial concentration…

A: Introduction: We have to calculate how much concentration will remain after every year.

Q: H3O+ + H₂O the rate and extent both increase the rate and extent both decrease the rate decreases…

A: Rate of reaction: for a chemical reaction the reaction rate is the speed at which a chemical…

Q: Catalysts are used to speed up chemical reactions. Based on the graph above how do they do this?

A: A question based on activated complex, which is to be accomplished.

Q: For the following reaction 3 experiments have been run and the data collected is in the following…

A:

Q: Which statement is true for the general rate law, rate = k[A]"[B]" %3D

A: Rate law (or) rate equation: the equation which  gives exact mathematical relation between rate of…

Q: In order for Cl and NOCl to react and produce NO and Cl2 which of the following have to be true?…

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

Q: of chemical reactions? Select one: a.

A: Rate of chemical reaction is change in concentration of reactants per unit time interval.

Q: Enzymes facilitate reactions in living systems. The figure below presents an energy diagram for the…

A:

Q: (D) Explain with figure the role of a catalyst on speed of areaction

A: We have to tell role of catalyst

Q: Do catalysts affect the overall enthalpy change for a reaction, the activation energy, or both?

A: The substances that are used to increase the speed of the reaction are termed catalysts. Their…

Q: What is the reason why chemical changes exhibit different rates?

A: Interpretation -  To tell about the reason why chemical changes exhibit different rates -…

Q: The decomposition of hydrogen peroxide to oxygen and water is an exothermic reaction and is…

A: The decomposition of hydrogen peroxide to oxygen and water is an exothermic reaction and is…

Q: Why are reaction rates important (both practically and theoretically)?

A: Reactions are usually either endothermic or exothermic nature. They require heat for performing…

Q: Consider the reaction: A(g)+(1/2)B(g)→2C(g)A(g)+12B(g)→2C(g). a) When C is increasing at a rate of…

A:

Q: 12. Why does increasing the temperature of a reaction increase its rate, even for endothermic…

A: Following is the reason of increasing the rate when we increase the temperature of a reaction.

Q: Products Reactants Extent of reaction- Which letter shows the catalyized reaction? A В both I O Type…

A:

Q: Based on Textbook 2.35-2.37: Orthopedic surgeons use bone “cement" to set al i. artificial hip…

A: In a polymerization reaction, the monomers react with each other to form a linked chain of large…

Q: 19. For the reaction, CO2(g) + C(s) #2C0(g) AH=172.5k a. decreasing temperature b. increasing volume

A: The effect of temperature, pressure and concentration on a system which is in equilibrium is…

Q: . The formation of calcium chloride from its constituent elements: Ca(e) + Cl2 (9) → CaCl, (e) ven…

A:

Q: 16. Use the diagram to answer these questions. 75 50 25 Products Reactants -25 Reaction progress a)…

A: Given: The energy of reactants is 0 kJ/mol. The energy of products is 24 kJ/mol.

Q: Define rate constant (K).

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

Q: Rate of Reaction Do all colliding particles react and form new products? What is the minimum amount…

A: Activation energy is defined as the minimum energy to activate a molecule to energize it in order to…

Q: . Use this information to sketch a reaction diagram for Reaction 25.1.

A: Given:  Sucrose (aq) + H2O (l) ⇄ Glucose (aq) + Fructose (aq) It is also given that the reaction is…

Q: llowing mechanism has been proposed for the atmospheric decomposition of nitric oxide (NO). Step 1:…

A: The reactions which occur in more than one step are called complex reactions. In these reactions,…

Q: What is the rate law?

A:

Q: Given the following changes to a reaction would you expect it to go faster, slower or not have a…

A: Rate of a reaction is influenced by several parameters that are listed below: Temperature of the…

Q: Burning methane with oxygen is a highly exothermic reaction. Yet a mixture of methane and oxygen can…

A: Burning of fuel in presence of oxygen is called combustion which produces a lot of heat. Hence, the…

Q: The decomposition of hydrogen peroxide was studied at a particular temperature. The following data…

A: Solution: We have concentration of reactant H2O2 and corresponding time only. We want to find the…