How many neutrons are in a neutral atom of Fe-56?
A) 26
B) 30
C) 56
D) 82
Correct Answer:
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Q7: Uranium-235 has how many protons in the
Q8: Adding one proton to the nucleus of
Q9: Adding one neutron to the nucleus of
Q10: The quantity (mass number - atomic number)provides:
A)the
Q11: The mass number is:
A)the sum of protons
Q13: Isotopes have the:
A)same number of protons but
Q14: A hypothetical element contains three isotopes of
Q15: Which of the following represents a pair
Q16: What is the correct symbol for the
Q17: The masses on the periodic table are
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