Yes, this is a chemical reaction.
This is a physical change.
Yes, but not a chemical change.
It is a physical change because only its shape changed, not its chemical composition.
chemical - due to copper contact with oxygen copper oxide
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Copper sulfate is a substance, not a change. It can undergo physical and chemical changes.
it is a chemical change Sodium carbonate + Copper sulfate react to make Sodium sulfate + Copper carbonate
Chemical change (which results in physical change).
Dissolution of Copper sulphate in water is a Physical Change... It cannot be regarded as a Chemical Change.
Thermal decomposition and loss of water are chemical changes.
chemical
chemical
It is a physical change because it has only changed state.
yes
its a physical change
Physical
Heating Copper Sulfate gently drives off the water of crystallization leaving an amorphous white powder. This is purely a physical reaction. Heating this powder strongly will cause a chemical reaction liberating sulfur dioxide and oxygen, leaving black copper(II)oxide: 2CuSO4 >2CuO + 2SO2 + O2