The team then recovered silver from organic PV devices via leaching in a nitric acid solution. The PV coating contained indium tin oxide (ITO), zinc oxide (ZnO), molybdenum oxide (MoO3), and ...

Acid Test: Utilizing a silver testing kit, which includes nitric acid, can determine purity. By scratching the item on a testing stone and applying acid, the resulting color change indicates the ...

Explain why, in a test for halide ions, the sample is acidified with dilute nitric acid first. Carbonate ions also produce a white precipitate with silver nitrate solution. The acid reacts with ...