Neutrons the way this question is setup the atom would not be able to be neutral
They convert chemical potential energy (stored in muscle cells) to kinetic energy (running)
Answer:
phosphorus.
Explanation:
The atomic number of phosphorus is 15 so the protons will be 15.
6.4 * 6.02 * 10^23 = 3.8528*10^24 atoms
Don't let the fact that it's vanadium throw you off, avagadros constant stays the same for all elements