physical
Burning anything, including aluminum, is a chemical change.
Yes. Crushing an aluminum can is a physical change because crushing changes only its shape, but not its chemical composition.
No. The aluminum is reacting with the acid; it is a chemical change.
Ductility is a physical property because it can be observed without a chemical change to the material. For instance, if we are working with aluminum to calculate its ductility, whatever we do to the aluminum metal in the process, it will still be aluminum metal.
Physical
physical. You can change it into another can.
Physical change
physical
physical change physical change
physical
Physical
its a physical change.
Physical. It's still aluminum foil.
Physical. It's still aluminum foil.
chemical
physical.