DAILY 5 SQUARE October 30
QUESTION
If Sodium and Chlorine can react chemically to
form table salt. How does the mass of the table
salt formed in this reaction compare to the mass
of the sodium and chlorine before the reaction
takes place?
A. The mass of the table salt formed is less
than the sodium and chlorine.
B. The mass of the table salt formed is
greater than the sodium and chlorine.
C. The mass of the table salt formed is twice
the mass of the sodium and chlorine.
D. The mass of the table salt formed is the
same as the mass of the sodium and
chlorine.
SOL
NOTES
Closed system
Law of conservation of mass
RELATED WORDS
Chemical equation
Reactants
Product
Coefficient
Subscript
Chemical
Formula
Nov
Science Benchmark – Tuesday,
November 5
Study all 5 squares since Day 1
Elements # 6- #10 Test tomorrow
Atomic number
Element symbol
# of protons, neutrons, electrons
Group #, Period #
Valence electrons , # of energy levels
Type – metal, nonmetal, metalloid
Occurs as – solid, liquid, gas
Element test #1
1
2
3
4
5