Please help How does this equation show that transmutation has taken place?
238 U
304 Th + He
A. One element changes into another.
B. Atoms of different elements are present.
C. The number of nucleons is not conserved.
D. The numbers of neither nucleons nor atoms are conserved.

There is one s orbital, and there are three p orbitals, five d orbitals, and seven f orbitals. thus, the answer is b. do not confuse the number of orbitals in a subshell with the number of electrons the subshell can hold. each orbital can hold two electrons, so the capacity of an nf subshell is 14 electrons.

Neither model is able to show the reactivity of potassium.

The disturbance is only parallel to the motion of the wave.