Drawing on your everyday experiences, list one chemical reaction that is very slow (takes several days or weeks to complete) and one that is very fast (reactions that are over in minutes or seconds).

Q: Magnesium metal reacts rapidly with hydrochloric acid in an open container, producing aqueous…

A: Here given that, Mg s +2 HCl aq  →MgCl2 aq + H2 g↑

Q: How does changing temperature or concentration of reacting particles affect the rate at which…

A: reaction rate is directly proportional to temperature

Q: Please answer the following questions for each term: Catalyst and Activation energy What…

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

Q: What are the factors that affect the rate of reaction? Explain each in at least 10 sentences.

A: Chemical kinetics it is a branch of physical chemistry, it deals about rate of reaction , factors…

Q: A time vs. concentration graph is presented below for the reaction A ® B. What is the rate of…

A: The rate of reaction is defined by the decrease in the concentration of the reactants in unit time.…

Q: calculate the rate of reaction, if a solution has initial concentration of 0.050 g/ml and after 5…

A: Rate of the Reaction is the change in the concentration of the substance with respect to time.

Q: What do you mean by the term chemical reaction rate?

A: The rate of a reaction generally depends on the concentration of reactants. In other words the rate…

Q: In your own words, describe why an increase in concentration can result in a change in the rate of a…

A: The factors affecting the rate of a chemical reaction are studied under the realms of chemical…

Q: Which of the following is not a possible graph of concentration versus time for a reactant? * Time…

A: Rate of reaction depends on concentration of reactant  Rate of reaction= decrease conc of reactant…

Q: This graph shows the concentration of the reactant A in the reaction A → B. Determine the average…

A: To find: The average rate of the reaction between 0 to 10 seconds

Q: Given the experimental information in the following table below: A → products   Time (minutes)…

A: Average rate is change in concentration of reactant A over certain period of time.Average rate =…

Q: Directions: Write the letter of the word or phrase that best completes the statement or answers the…

A: Match the following:

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: What factors control the rate of a chemical reaction? Why do each contribute to the speed of the…

A: The rate of a reaction is the speed at which a chemical reaction happens. If a reaction has a low…

Q: How rate of a chemical reaction is determined ?

A: General chemical reaction,

Q: How

A: Yes its possible to determine the order of the reaction just by seeing the graph of the reaction…

Q: In some reactions, the spatial orientation of the reactant molecules is a very important factor in…

A: A question based on kinetic theory, which is to be accomplished.

Q: 9.) Briefly explain how a catalyst works to increase the rate of a reaction.

A: A catalyst is a chemical substance which is added to the reaction to increase the rate of reaction…

Q: 7.) An increase in the temperature of the reactants causes an increase in the rate of reaction.…

A: Rate of reaction is inversely proportional to activation Energy.

Q: 15. Use the graph below to answer the following questions. Lower temperature Higher temperature…

A: Explained as follows

Q: Determine the rate of a reaction by measuring the concentration of a reactant or product as a…

A: The rate of reaction has to be determined by measuring the product concentration (or) reactant…

Q: How do you find the reaction mechanism when you know that there is a fast first step?

A: When first step is fast , form Short living intermediate ,

Q: i. Three major factors affect the rate of a reaction, which are adding a catalyst, increasing the…

A: (i). According to Arrhenius equation : rate constant in given by : k = A.e^-(Ea/RT)  Taking ln on…

Q: ii) Explain the effect of Catalyst on the rate of a chemical reaction.

A: Effect of catalyst on rate of chemical reaction:

Q: When every collision between reactants leads to a reaction, what determines the rate at which the…

A: Nature of the reactants, temperature, concentration of the reactants and presence of catalyst are…

Q: Why do most chemical reactions do not occur in a single step?

A: In a chemical reaction, the reactants react to form the products. For example, hydrogen and chlorine…

Q: Do chemical reactions usually occur in a single step?

A: When two or more reactants are allowed to react under suitable conditions to produce desired…

Q: How is the rate of concentration expressed in terms of the concentration of the reactants of…

A: Rate is basically the speed with which the reaction is taking place i.e. how much the reaction is…

Q: What variable of a chemical reaction is measured over timeto obtain the reaction rate?

A: Rate of a reaction is given for a reaction by the formula shown below if we have a reaction in which…

Q: The rate of a reaction is increased with the addition of a catalyst as shown in the following…

A: Given is an energy profile diagram, To find: The letter showing activation energy?

Q: Imagine you wanted to compute the initial rate of a reaction, where the reactants combined changed…

A:

Q: true or false: A balanced chemical reaction is necessary to relate the rate of reaction to the…

A: Here the statement is given that a balanced chemical reaction is necessary to relate the rate of…

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

A:

Q: Identify three factors that influence the rate of a chemical reaction.

A: Rate of a chemical reaction depends up on several factors. Some of them are given below

Q: Define reaction rate. Distinguish between the initial rate, average rate, and instantaneous rate of…

A: The Reaction Rate for a given chemical reaction is the measure of the change in concentration of the…

Q: Express the rate of the following reaction 1. When hydrogen combined with nitrogen, then the product…

A: nA+mB ----> xC + yD A and B are reactants C and D are products n,m and x,y are coefficients. Rate…

Q: What are the four factors that influence the rate of chemical reactions? Also, explain in detail how…

A: factors that influence the rate of chemical reactions are as follows :- 1- Temperature :- As…

Q: Nitrous oxide decomposes to nitrogen and oxygen in the following…

A: The decomposition reaction of nitrous oxide to nitrogen and oxygen is shown below.

Q: Imagine you wanted to compute the initial rate of a reaction, where the reactants combined changed…

A: In the scenario given in the question, we could have used continuous flow technique to determine the…

Q: Chemical reactions all occur at the same rate. O True O False

A: The answer is No. Some reactions occur very quickly, some takes few minutes while some take even…

Q: A bimolecular reaction can involve a single reactant

A: bimolecular reaction : A bimolecular reaction  is chemical combination of two molecular entities in…

Q: Consider the graph below of the concentrations of different chemical species as a function of time…

A:

Q: You experimentally determine the rate of reaction at different temperatures while keeping the…

A: When the initial concentrations of the reactants constant.  B. As the temperature increases, the…

Q: What two quantities are needed to calculate the rate of a reaction?

A: Rate of a reaction =( change in concentration)/ (change in time)        = ∆c/∆t Therefore the…

Q: A chemistry graduate student is studying the rate of this reaction: NH,OH (aq) - NH, (aq)+H,0 (aq)…

A: A set of data for the determination of rate constant, which is to be accomplished.