Body Mass Index ... or obese. The formula for BMI is as follows: BMI=weight (kg)/height (m)2 The BMI number can then be compared to established categories to determine if an individual is at ...

To calculate the M r for a ... atoms of each element For example, the formula for carbon dioxide is CO 2. It has one carbon atom (relative atomic mass = 12.0) and two oxygen atoms (relative ...

The following formula is used to calculate percentage mass: Finally, divide the gram formula mass for iron by the total gram formula mass of iron (III) oxide and convert to a percentage.