21. It was stated in the text that if the exclusion principle were not valid, every electron would end up in the lowest energy state of the atom, and the chemical behavior of the elements would be grossly modified. Explain this statement

astronomers such as edwin hubble.

pure water does not conduct electricity very well. however, when certain substances are dissolved in water, the solution does conduct electricity. you can make a simple device that shows how well a solution conducts electricity. this device uses a flashlight bulb to indicate how well the solution conducts electricity. the better the solution conducts electricity, the brighter the bulb will glow.

explanation:

i'm pretty sure it is letter c.) car