everything chemistry aaaaaaa Flashcards
1
Q
what is a physical change?
A
Physical changes are when no new substances are formed.
2
Q
what is a chemical change?
A
Chemical changes are when new substances are formed.
3
Q
sulfuric acid
A
H2SO4
4
Q
hydrochloric acid
A
HCl
5
Q
nitric acid
A
HNO3
6
Q
sulfate
A
SO4(2-)
7
Q
A