Objectives: Demonstrate how substances
change in a chemical equation
Determine the numbers of each atom
in a chemical equation
Announcements: No School Monday!
Warm-up: There are 4 naturally occurring isotopes of sulfur. Sulfur-32 has an isotopic
mass of 31.97 amu while the atomic mass of sulfur is 32.2. Make a statement (or 2 or 3) about the isotopic abundances of the 4 isotopes.
Natural isotope list with mass & abundances
Beanium - Poster must be done by Tues. EOS
Chemical reactions & equations
Homework: Balance these reactions...
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