How Is Minimum Cardinality Expressed in IE Crow's Foot E-R

question 6

Essay

How is minimum cardinality expressed in IE Crow's Foot E-R diagrams?

---

Definitions:

Products

Substances formed as a result of a chemical reaction.

Chemical Equation

A written representation of a chemical reaction, showing the reactants and products with their respective quantities.

Subscripts

Small numbers in a chemical formula that indicate the number of atoms of the element directly before the subscript in the molecule.

Reactants

Original substances involved at the beginning of a chemical reaction, used throughout to form the end products.