Freezing/melting or evaporation/condensation, are physical changes that don't affect the chemical nature of the substances.
Boiling is a physical change, not chemical.
Vaporization is a physical change, not chemical.
Boiling is a physical change.
Boiling water is physical change.
Melting is a physical process.
A car crash is physical.
Boiling is a physical change, not chemical.
Which of the following is an example of a physical rather then a chemical change? Which of the following is an example of a physical rather then a chemical change?
Carving a stone or molding a dough
when a rock is erodded by wind or waves is a physical change where acid rain eroding a stone figure would be chemical
Sawdust is not a change. Making solid wood into sawdust by sawing it, would be a physical change.
No. Antacids neutralize the hydrochloric acid in the stomach. It is a chemical change.