Copper coin and Nitric Acid

Copper coin and Nitric Acid

Things were quiet at the laboratory...so I started to have a little fun with my change and some acids No special effects, just pure chemistry and pure fun

test Introduction to Chemistry

Introduction to ChemistryIntroduction to Chemistry

Self healing hydrogels and its industrial applications

Hydrogels are water-swollen, cross-linked polymeric structures produced by reactions of monomers or by hydrogen bonding. This hydrogels used in various applications .