physical, because in order for a chemical change to take place, the object must become something new. Silver is still silver if it is bent.
physical because you can mold it back into what it was originally
Casting metals is a physical procedure.
This is a physical process.
Physical.
yes it is a physical change
a chemical change
If a silver colored ring turns your finger green it is a physical change that is caused by a chemical reaction.
Color is a physical property, not a change.
It's a chemical change. The silver reacts with sulfur compounds from the air.
yes it is a physical change
yes it is a physical change
Chemical change
Chemical change
It is a chemical change.
Chemical change
a chemical change
a physical property
Chemical change
Chemical Change.--its tarnish!
Chemical Change.--its tarnish!
Chemical Change.--its tarnish!