GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY GIPHOTOSTOCK / SCIENCE PHOTO LIBRARY
Dehydration of copper sulphate. A test tube with copper sulphate pentahydrate (CuSO4 5H2O) is placed over a Bunsen burner flame. When heated, blue copper sulphate pentahydrate dehydrates (loses water) and turns into pale blue anhydrous copper sulphate (CuSO4). Water is released as a vapour.
Model release not required. Property release not required.