jdstevens761 jdstevens761

02-09-2020
Biology

contestada

chemicals that lower the energy need to start a chemical reaction are called

Respuesta :

hfranke hfranke

02-09-2020

Answer:

catalysts

Explanation:

Answer Link

sjones3487 sjones3487

02-09-2020

Answer:

enzymes

Explanation:

lower the level of energy that needs to be invested in a chemical reaction. A chemical reaction's activation energy is the “threshold” level of energy needed to break the bonds in the reactants.

Answer Link

Otras preguntas

under manorialism, who controlled land in europe? a. a lord b. the pope c. the parliament d. a serf

which of the following correctly describes how the author develops the main point of this article? how does the author develop the main idea of the article? a:

there never was a time when the world was without fire, but there was a time when men did not know how to kindle fire; and after they learned how to kindle one,

what is the equation of the line which includes points (1, 5) and (-2, -7)?

what is the range of f(x) = – 4?

in the dissent, what does black argue students all over the nation will do in response to the court's decision? a. defy their teachers in every way b. refuse to

What is the passive se form of Bebemos agua?

How is security handled in a free market system

michael rented a truck for one day. there was a base fee of $20.95 , and there was an additional charge of 93 cents for each mile driven. michael had to pay $20

what is the equation of the line that passes through the points (–12, –8) and (–17, –16)?