Basic Chemistry : Changes in Matter
Changes in matter that do not alter the identity of the matter itself.
State - solid
alter the identity of a substance.
4 Fe(s) + 3 O
• 3 H
Copper turning to brass
Ice melting, water freezing, water evaporating, and steam condensing are all examples of a state change.
changes, not chemical.
Diluting a solution is a
change, even if the color becomes more faint.