Homonym: Formula (Recipe)
A "formula" is a set of symbols and numbers that express a mathematical relationship or rule. For example, in mathematics, the area of a rectangle can be calculated using the formula Area = length × width. Formulas help us solve problems and understand patterns in various fields, including science and finance.
In chemistry, formulas represent the composition of substances. For instance, the formula for water is H2O, indicating that each molecule contains two hydrogen atoms and one oxygen atom. By using formulas, scientists can predict reactions and understand the properties of different materials.