Explain in your own words the difference between a spontaneous reaction and one that occurs instantaneously, and what causes this difference.

Q: Choose the best answer for the following question? The gain of electrons by a molecule is calleda.…

A: Atoms are the smallest unit of matter that together form molecules and compounds. The components of…

Q: List the four factors that influence the rate of a chemical reaction and state whether increasing…

A: The speed of consumption of reactants or the formation of products in a reaction per unit of time is…

Q: Explain with an example the statement:  Enzymes enhance reactions but are not consumed in the…

A: Enzymes are polypeptides or proteins that enhance the reaction because of their catalytic…

Q: Determine the mechanism by which enzyme functions in a chemical reaction.

A: Biocatalysts known as enzymes help to speed up reactions. They are proteins that work to lower the…

Q: Enzymes increase the rate of a chemical reaction by:

A: Correct option is 2nd. By decreasing or lowering the amount of activation energy needed. Enzymes…

Q: As you know, enzymes are not changed in chemical reactions. If enzymes were changed or were used up…

A: Enzymes are biocatalysts that speed up chemical reactions, digestion and metabolism. They are…

Q: Many spontaneous reactions occur very slowly. Whydon’t all spontaneous reactions occur instantly?

A: Biological processes are processes that are crucial for all living organism to live and are composed…

Q: In a chemical reaction catalyzed by an enzyme, the enzyme: O becomes the substrate is destroyed does…

A: Enzymes Enzymes are biological catalysts that speed up the rate of the biochemical reaction. Most…

Q: process of lowering the activation energy of a chemical reaction is called?

A: Activation energy is the energy that should be provided to a chemical system so as to carry out the…

Q: draw the picture and use the picture to explain how enzymes work

A: In biology, enzymes are a kind of protein molecule that functions as a catalyst (or biocatalyst) and…

Q: Q48

A: The enzymes are the biocatalyst that perform specific biological reactions. In living system all the…

Q: List and describe 2 important enzymes

A: Introduction :- Enzymes are proteins that enable our bodies' metabolism, or chemical reactions, go…

Q: Choose the order of reactions that best describes a metabolic pathway catalyzed by enzymes

A: In living cells, the reactions occur at normal body temperature and pressure due to the presence of…

Q: Explain how enzymes lower the energy required for a reaction to occur

A: Step 1 Enzymes are usually proteinaceous substances produced by living cells that catalyze…

Q: Explain how an enzyme functions (activation energy, active site).

A: A substance that assists a chemical reaction to occur is known as a catalyst. Special biomolecules…

Q: A reaction that requires the addition of energy is called reaction that releases energy is called…

A: Reaction is an event which converts substrate into products. It can complete it's own or requires…

Q: Use the following illustration of a biochemical reaction to answer the questions below. a. Is this…

A: Enzyme catalysed reaction means that enzyme help in binding the substrate in its active right and…

Q: Enzyme increase the activation energy of the reactants to speed up the reaction.

A: Introduction Enzymes are proteins that enable metabolism, or chemical reactions, go more quickly.…

Q: Choose the best answer for the following question? Enzymes catalyze chemical reactions by which of…

A: Enzymes are biological catalysts that have the ability to increase the rate of metabolic reactions…

Q: Label the following statements true or false: (c) A nonspontaneous reaction will proceed…

A: A spontaneous process is the time evolution of a system in which it releases free energy and it…

Q: An exergonic reaction has which of the following properties?   A) The △G is negative and the…

A: The Gibbs free energy is the usable energy stored within a system. The change in free energy is…

Q: The reverse type of reaction, one that breaks larger molecules down into smaller molecules, is…

A: The sum of various chemical reactions occurring in the human body is called metabolism and the…

Q: Explain the role of activation energy and catalysts in chemical reactions.

A: Activation energy and role of catalyst.

Q: How does an enzyme lower the activation energy of a reaction? Draw a graph showing the difference of…

A: The enzyme is the proteinaceous molecule that helps in the speeding up of any chemical reaction in…

Q: Give three characteristics of enzymes and describe how they permit chemical reactions to occur in…

A: Enzymes are protein molecules except for the ribozyme which is made up of RNA. Proteins are composed…

Q: The rate of a reaction catalyzed by an enzyme would NOT be affected by (A) pH (B) temperature (C)…

A: An enzyme is a kind of biomolecule that may be produced biologically (naturally occurring) or by…

Q: Give an example of a metabolic reaction.

A:

Q: The enzymes that are involved in regulation and control of pathways are. . *

A: Enzymes are  highly specialized proteins that have extraordinary catalytic power, greater than that…

Q: Describe two catalytic mechanisms of enzymes

A: The rate of a reaction is directly proportional to the enzyme concentration present. The enzymes…

Q: A spontaneous reaction is one in which the change in free energy (ΔG) has a _______ value. (a)…

A: A spontaneous process is one that occurs on its own, without any energy input from the outside.

Q: _______are always changed by participating in a reaction. a. Enzymes c. Reactants b. Cofactors d.…

A: A reaction involve different substances to provide a desired product. It plays important role in…

Q: A spontaneous reaction doesn't have an activation energy. True or false? True or False

A: The activation energy influences the rate at which a reaction happens: if the activation energy is…

Q: We can increase the rate of a reaction by decreasing the activation energy. And, we can do it by…

A: The activation (Ea) energy is considered as the amount of energy, which is required to break the…

Q: If you graph the amount of product formed as a function of time during a chemical reaction, you see…

A: Answer : The concentrations of reactants slowly decreases.

Q: The barrier that must be lowered before a spontaneous chemical reaction can proceed is

A: initial input of energy is needed to proceed the occurring of chemical reaction as well as the…

Q: explain how temperature, concentration of reactants, and presence of a catalyst affect the rate of a…

A: Enzymes are the biological catalysts which speeds up the rate of chemical reactions.

Q: Label the following statements true or false: (a) A reaction is said to be spontaneous when it can…

A: In a chemical reaction, a catalyst helps to speed up the reaction and result in the formation of…

Q: Draw a graph showing a downhill (spontaneous) reaction, that requires some activation energy to get…

A: They enhance the rate of a reaction without being consumed or modified during the reaction. It does…

Q: Use the following graph to diagram the energetics of a chemicalreaction, with and without an enzyme.…

A: Chemical reaction- It is a chemical change that occurs when two or more substances combine to form a…

Q: What do we mean by a spontaneous process or spontaneous reaction?

A: Some processes may occur spontaneously and some may occur by force. Thus, there are two different…

Q: catalyzes the reaction

A: pyruvate +NADH+ H+ ® Lactate +NAD+

Q: Which About Metabolism Is True A) Spontaneous Reactions Require Enzymes B)Non-Spontaneous…

A: All organisms require energy in order to carry out their daily activities which are otherwise known…

Q: Explain how enzymes increase the speed of reaction and also explain the most important reason why…

A: Enzymes are proteins that are involved in biochemical reactions in order to speed up the process.…

Q: Explain the difference between the energy of a reaction andenergy of activation.

A: Chemical energy refers to a material's ability to conduct a chemical reaction and convert it into…

Q: Explain how enzymes work to speed up reactions

A: Enzymes are biological catalysts, function to speed up the reactions

Q: Systems and Scale HW Quiz Ethanol Burning Which statement best describes the changes in energy when…

A: Combustion is a chemical reaction that occurs when a material combines quickly with oxygen and…

Q: 4 2 3 1 Reaction progress

A: Free energy is the energy that was available to do useful work at constant temperature and constant…