Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
12 Cards in this Set
- Front
- Back
|
What is a chemical reaction?
|
process that produces chemical change, resulting in a new substances that have have properties different from those of the original substance
|
|
|
What is a reactant?
|
substance that exists before a chemical reaction begins
|
|
|
What is a product?
|
substance that forms as a result of a chemical reaction
|
|
|
What is a chemical equation?
|
shorthand form for writing reactants are used and what products are formed in a chemical reaction
|
|
|
What is an endothermic reaction?
|
chemical reaction in which heat is absorbed
|
|
|
What is a exothermic reaction
|
chemical reaction in which heat is released
|
|
|
What is an activation energy?
|
minimum amount of energy needed to start a chemical reaction
|
|
|
Rate of reaction.
|
measure of how fast a chemical reaction occurs
|
|
|
what is concentration?
|
describes how much solute is present in a solution compared to the amount of solvent
|
|
|
what is an inhibitor?
|
substance that slows down a chemical reaction, making the formation of a certain amount of product take longer
|
|
|
What are catalysts?
|
substance that speeds up a chemical reaction but is not used up itself or permanently changed.
|
|
|
What is an enzyme?
|
a type of protein that speeds up chemical reactions in the body without being changed or used up itself.
|
