For rat liver nuclei, calculate the ratio of purines to pyrimidines. enter your answer as a decimal.

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.

Answer earth,water,fire and air;

The answer is fossil fuels.