Stacy wants to calculate an atom's number of neutrons, but only knows the atom's atomic mass and atomic number. What could Stacy do to find out how many neutrons the atom has?
a. Take the atomic number and subtract it from the atomic mass.
b. Find out how many valence electrons the atom has and subtract that from the atomic mass.
c. The atomic number is equal to the number of neutrons.
d. Stacy does not have enough information to calculate neutron count.
1 answer
a. Take the atomic number and subtract it from the atomic mass.