If the K, of a monoprotic weak acid is 1.7 x 10-6, what is the pH of a 0.21 M solution of this acid? pH =

What is impossible to do with a hypothesis

Energy defines the different "states" of matter. in no more than 3 sentences, describe the amount of kinetic energy that each of the 3 states of matter possesses and relate that to the atom/molecular motion of each "state".

Ajar contains a certain substance. which observation would show that the substance must be either a solid or a liquid?