How does shape, size, energy level, and attractive forces affect internal friction?

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

What are the first three quantum numbers for the electrons located in subshell 2s?

Geothermal energy for industrial use is available almost anywhere. a. true b. false