The atomic number of an atom is defined as the
A) number of neutrons in the atomic nucleus.
B) total number of electrons and neutrons.
C) number of electrons in the outermost energy level.
D) total number of energy shells.
E) number of protons in the atomic nucleus.
Correct Answer:
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Q8: If you examined the human body on
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Q10: Imagine that you have been hired as
Q11: An atomʹs nucleus is composed of
A) protons
Q12: For an atom to achieve maximum stability
Q14: Free radicals are considered dangerous because they
A)
Q15: Scientists recommend a diet rich in antioxidants
Q16: Free radicals contain unpaired electrons in their
Q17: Radioactive isotopes are biological tools that are
Q18: Carbon-14 is often used for carbon dating,
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