moestaBlaGeexv moestaBlaGeexv

20-09-2016
Chemistry

contestada

what is a catalyst defined as? a. a substance that speeds up a reaction only b. a substance that speeds up a reaction, and is not used up c. a substance that speeds up a reaction, and is completely used up d. a substance that slows down a reaction, and is completely used up

Respuesta :

xlilredridinghoodx xlilredridinghoodx

20-09-2016

The answer is b. a substance that speeds up a reaction, and is not used up.

Answer Link

Otras preguntas

how did the battle of Bunker Hill change Britain's view of the colonist?

Presdient Harry Truman's acknowleding the State of Israel is an executing his diplomatic what power? A) Appointment B) Veto C) Recognition D) Treaty

Which causes fermentation

why are words so important to Frederick Douglass

Does one measure describe the data better than the others now?(mean-median)

What is the definition of genetic material

All of the following major constructions were the result of public works projects during the Hoover Administration EXCEPT which one? a. the Empire State Buildin

is 10/25 equivalent to 0.4

1584 feet in 3 min 1 mile in

Megan's dog Sparky eats 4 1/4 cups of food each day. Explain how Megan can determine how much food to give Sparky if she needs to feed him only 2/3 as much. Sol