Chemistry Level 11

Chapter 9 Stoichiometry
Stoichiometry /ˌstɔɪkiˈɒmɪtri/ refers to the relationship between the quantities of reactants and products before, during, and following chemical reactions. ... This means that if the amounts of the separate reactants are known, then the amount of the product can be calculated.

Mark Onyemaenu
The world has changed a lot, but one thing has not changed,
our commitment to your education remains strong