When copper (Il) sulfate dissolve in water, is it a physical or chemical change and why?

Just wanted to know for a science lab or:Just wanted to know for a science labor:Dissolving is a physical change because it's still just copper sulfat

Just wanted to know for a science lab

or:Just wanted to know for a science lab

or:Dissolving is a physical change because it's still just copper sulfate and water.

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