1) Is the picture to the right a chemical reaction or a physical reaction? Why? 2) Is the following equation balanced? CH 4 + 2O 2 CO 2 + 2 H 2 O 3) Put.
Chapter 10 : The Mole Sec. 10.4: Empirical & Molecular Formulas.
CHEMICAL FORMULA D. Crowley, 2007. Chemical Formula To understand chemical formula.
Twenty Questions Review for Test Twenty Questions 12345 678910 1112131415 1617181920.
PERCENT COMPOSITION AND CHEMICAL FORMULAS 03/09 – 03/12.
Classification of Compounds. Classifying Pure Substances Last class: Classification of elements into metals nonmetals metalloids This class: Classification.
Empirical and Molecular Formulas How to find out what an unknown compound is.
Science Vocabulary Bing Density/Ch. 2/Ch. 3 Matter.
Binary Compound A compound made up of two parts, a positive part and a negative part H2OH2O.