chemical or physical WHAT?
Copper sulfate is a substance, not a change. It can undergo physical and chemical changes.
If you meant to ask, "Is stretching copper into wire a physical or chemical change", it's a physical change.
copper and oxygen
chemical
Physical change
Copper sulfate is a substance, not a change. It can undergo physical and chemical changes.
I believe you mean copper. Copper is not a property; it is an element with physical and chemical properties.
its a physical change
Copper has both chemical and physical properties. You will need to specify which property you are asking about
If you meant to ask, "Is stretching copper into wire a physical or chemical change", it's a physical change.
chemical
If you meant to ask, "Is stretching copper into wire a physical or chemical change", it's a physical change.
copper and oxygen
Density is a physical property of copper.
chemical
neither...chemical ELEMENT
If it is just heated, the reaction is physical. If there is burning in the process, than the state of the copper will change, making it a chemical reaction.