That spells STOICHIOMETRY in Greek letters. 
Stoich can be difficult, like Greek, unless you pay attention.

We will continue to practice balancing equations and then use those equations
to predict product masses, volumes of gases, and particles as well.

It’s moles and balancing equations rolled into one.  Lots of math, another map guide, and lots more math.  Get a calculator!

Stoichiometry – Classroom Slideshows
Stoichiometry – PACK (notes/BASICS)
Stoichiometry – HW
Stoichiometry – Baking Soda Lab
Stoichiometry – Fe + CuSO4 LAB
Stoichiometry – Practice Celebration and Key
Stoichiometry – Walk Around Problems – Answer Key
Stoichiometry – Unknown Hydrate Lab