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Periodic Table and Atoms Flashcards | StudBud
Periodic Table and Atoms
1 / 10
What does the number at the top of the square above tell you about carbon?
A
a carbon atom has 6 electrons in its outermost energy level
B
a carbon nucleus has 6 protons
C
carbon has an average atomic mass of 6
D
carbon has 6 isotopes
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