Ask a New Question
Menu

An atom of lead (Pb) having an atomic mass of 207 amu has an atomic number of 82. How many neutrons are present in this atom of lead?

Record your answer in the space provided.

1 answer

125 neutrons.

To find the number of neutrons in an atom, you subtract the atomic number from the atomic mass. In this case, 207 (atomic mass) - 82 (atomic number) = 125 neutrons.
Similar Questions
  1. Create an atom: Add 1 proton and 1 electron to the simulator.Is the atom neutral? Is the atom stable? What is the atomic mass?
    1. answers icon 1 answer
  2. Given the following nuclear reaction:Column A 1. What is the atomic mass of the new atom?: What is the atomic mass of the new
    1. answers icon 1 answer
  3. Given the following nuclear reaction:Column A 1. What is the atomic mass of the new atom?: What is the atomic mass of the new
    1. answers icon 1 answer
  4. Given the following nuclear reaction:Column A 1. What is the atomic mass of the new atom?: What is the atomic mass of the new
    1. answers icon 1 answer
more similar questions