Part B In a chemical reaction, substances react in a specific ratio. Chemical reactions are used to make many
products, including food. For a company that carries out a chemical reaction to make a product, why
would it be important to know the ratio of substances?

Imagine you are a business executive who wants to pursue an environment policy for your company that limits pollution and uses fewer raw materials but would cost more what might be the discussion to your next broad meeting how would you make your case to your shareholders