Answer:
heya!!!
Explanation:
In atomic physics, the Rutherford–Bohr model or Bohr model, presented by Niels Bohr and Ernest Rutherford in 1913, is a system consisting of a small, dense nucleus surrounded by orbiting electrons—similar to the structure of the Solar System, but with attraction provided by electrostatic forces in place of gravity.
It would be the same thing if the Co does not have a number with it because it can’t reduce
Answer:
tri-
Explanation:
Examples could be Tri-angle, Tri-cycle, Tri-ceratops