mole PCl5 is heated at temperature in a container so that the pressure becomes . Calculate the degree of dissociation and equilibrium constant Kp.

What is the maximum number of electrons that an atomic orbital can contain?

Aradio signal from a gps satellite take only about 0.067 seconds to reach a gps reciever. if the speed of light is about 300,000km/s, then approximately how far away is the reciever from from the satellite?

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange