containing the copper nitrate (0.4 mol l −1, 25 ml) precursor for 2 min. Then the sample is dried at room temperature overnight and then at 353 K for 10 h to remove any remaining ethanol.

The process involved looks to recover copper and nitric acid from copper nitrate, a common waste byproduct of processing metal. While a process called thermal decomposition exists to accomplish ...

Grade 11 science learners at Trinity House Randpark Ridge recently engaged in a hands-on practical investigation aimed at synthesising copper nitrate from copper turnings and concentrated nitric acid.