6.2 Flashcards
1
Q
chemical equation
A
is a short, easy way to show a chemical reaction, using symbols instead of words
2
Q
conservation of matter
A
during chemical reaction matter is not created nor destroyed
3
Q
open system
A
matter can enter or escape to the surroundings
4
Q
closed system
A
matter is not allowed to enter or leave
5
Q
synthesis
A
chemistry, when two or more elements or compounds combine to make a more complex substance
6
Q
decomposition
A
occurs when compounds breakdown into simpler products
7
Q
replacement
A
one element replaces another in a compound or when two elements in different compounds trade places
