PhySci+Thursday,+October+23,+2008

=PhySci Thursday, October 23, 2008=

Benchmark Tomorrow
Atomic Number = number of Protons in Nucleus Atomic Number = number of Electrons in an atom of the element Atomic Mass (round the average atomic mass to the nearest whole number) Atomic Mass = number of Protons + number of Neutons Number of Neutrons = Atomic Mass (rounded) - Atomic Number

Worksheets