Question

give reason heating a hydrated copper sulphate crystal is deemed a chemical change

Answer 1

if we heat a hydrated copper sulphate the blue colour disappears thiz is due to the evarparation . when we heat the hydrated copper sulphate it bcz of heat the water molecules will get evaporated n tht turns into white

as its chemical formula is CuSO4.5H2O

when the water evaropes the vapours sticks to the test tube n thn again reacts with copper sulphate n forms hydrated copper sulphate.......