There are apps for converting between weights, volumes and areas, for converting currency and even to calculate your split of the tip at a bar; but what about apps for scientists? An iOS device, like ...

Body Mass Index, or BMI, is an index used to determine healthy body weight. But, calculating BMI involves a complex formula, and then charts or online calculators are needed to convert the BMI ...

Balanced equations are used to allow chemists to calculate how much product they will produce from their reactants. The co-efficients in balanced equations represent the number of moles reacting and ...

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}\, ...