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9. Which sample contains a mole of atoms?
A) 23 g Na
B) 24 g C
C) 42 g Kr
D) 78 g K
Answers: 1
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9. Which sample contains a mole of atoms?
A) 23 g Na
B) 24 g C
C) 42 g Kr
D)...
A) 23 g Na
B) 24 g C
C) 42 g Kr
D)...
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