Which statement is not correct? In atomic mass units (amu or u) , ________
A) the mass of an electron, proton, or neutron is approximately 1 u.
B) the mass of a proton or neutron is approximately 1 u, and the mass of an electron is approximately 0 u.
C) the mass of an atom is approximately equal to the number of protons and neutrons in the nucleus of the atom.
D) the mass of a carbon-12 atom is exactly 12 u.
E) the mass of an oxygen-16 atom is approximately 16 u.
Correct Answer:
Verified
Q4: Which of the following atoms contains the
Q5: Which one of the following experiments provided
Q6: The Rutherford-Geiger-Marsden gold foil experiments paved the
Q7: What is the correct symbol for a
Q8: What is the correct symbol for an
Q10: Protons and neutrons are examples of _
A)nuclei.
B)nuclides.
C)nucleons.
D)isotopes.
E)charged
Q11: Which particle-level diagram is the best representation
Q12: Which statement is correct?
A)Electrons, protons, and neutrons
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