Science T4 Chem Flashcards
1
Q
Insoluble def
A
not able to be dissolved
2
Q
insoluble rec
A
not combining and sitting on the bottom of the substance
3
Q
soluble def
A
able to be dissolved
4
Q
soluble rec
A
completing combining with substance
5
Q
exothermic
A
releases energy into the surroundings of the system
6
Q
endothermic
A
absorb energy from the surroundings in the form of heat
7
Q
chemical change
A
a change that changes the matter and is usually revisable
8
Q
physical change
A
a change that can be reversed and doesn’t change the matter itself
9
Q
what is a reactant
A
a substance that takes part in and undergoes change during a reaction.
10
Q
what is a product
A
the end product of a experiment
11
Q
What does the Law of Conservation of Mass state?
A
in a chemical reaction mass is neither created nor destroyed.
12
Q
A
