what are the two most commonly discussed ions when describing an action potential, and how do they move to create an action potential?

You encounter a solution that is acidic and you decide to test it by adding a small amount of a strong acid. the ph lowers slightly but is approximately unchanged, and still remains acidic. what can you say about the solution? a. it is a buffer solution. b. it is not a buffer solution it is a strong acid solution. d. the solution has been neutralized. e. the solution has excess acid present

Which material burns faster? metal aluminum

Which property of water causes water drops to bead on a freshly waxed car?