1. How do you determine how many protons are in a neutral element?

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

Give the orbital configuration of the phosphorus (p) atom.