Match the following.
1. isotopes
2. determine unique element
3. negligible mass
...
Match the following.
1. isotopes
2. determine unique element
3. negligible mass
4. protons
5. arranged by atomic number
6. neutrons and protons
7. variation in atomic weight
8. forms lighter elements
9. forms heavier elements
A) Periodic Table
B) isotope
C) protons
D) fusion
E) atomic weight
F) atomic number
G) fission
H) electrons
I) neutrons
Answers: 2
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