A surge in reentries of SpaceX’s Starlink satellites has sparked concerns over their environmental impact, as 120 satellites ...

Raw aluminium readily forms a tough oxide layer when exposed to air, which protects the metal from further corrosion or reactions with many chemicals. This oxide layer can form incredibly quickly ...

Sodium aluminate forms through the chemical reaction of aluminum oxide with sodium hydroxide and water, as follows: The residues sink gradually to the bottom of the tank and are later removed. In the ...

Aluminum doesn’t solder well, and that’s because of the oxide layer that rapidly forms on the surface. [Ted]’s solution is to scour the aluminum with some mineral oil. The goal is to scrape ...

(aq) \rightarrow \mathbf{4}Al\, (s) + \mathbf{3}O_{2}\, (g)\) The equation shows you that for every two moles of aluminium oxide oxidised, four moles of aluminium metal are obtained along with ...