Show all work!
4 Na + O2 -> 2 Na2O
a. How many moles of sodium would be needed to react with 3.82 moles of
3.82 mol O2
4 mol Na = 15.3 mol Na
1 mol O2
b. How many moles of Na2O can be produced from 13.5 moles Na?
Unit 5 Solving Equations/Inequalities Using Factoring
Unit 5 Day B: Graphing Factorable Polynomials
Warm Up Review:
What is the degree of the following polynomials?
4 x 3 y 2 6 y
33a10 5a 4 2a 2
Scientific Method Study Guide
Things to know:
7 steps of the scientific method IN ORDER
Beginning of science
Know details of each step (study your foldable flashcards or notes for this
o Example: Step 4
Why we do an experiment
Atoms and Nuclear Chemistry
An atom is the smallest particle of
an element that has all of the
properties of that element.
Composition of the Atom
Very Dense most of the mass of the atom is