Aluminium can be obtained from aluminium ore (Al 2 O 3) by a process called electrolysis. Oxygen is also produced by this reaction. The balanced equation for this process is: \(\mathbf{2}Al_{2}O_{3}\, ...

Solutions are formed when solutes dissolve in solvents. If the number of moles of solute and the volume of solvent used is known, the concentration of the solution can be calculated. The concentration ...

It doesn't dig underground and it's not above Cindy Crawford's lip. But the mole -- a fundamental unit in chemistry -- is the guest of honor today at 5,000 schools across the country. A mole is the ...