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2. #neutron = ____ - _____ (specific words from section like atomic number, etc)
3. Circle the one that is located on the Periodic Table: Atomic Number or Mass Number
4. Give the two different definitions of atomic mass:
a.
b.
5Give the #p,#n and #e for the following isotopes:
a. Ca-42
b. C-13
c. U-238
After printing out the tables in [Two Calculating Atomic Mass Table], use the information from your table of isotopes to calculate the atomic mass of sulfur and oxygen.