Though energy can change forms, the total amount of energy in the universe remains constant.
true or false

Calculate the h3o+ concentration in a solution of acetic acid if the concentration of molecular acetic acid present at equilibrium is 9.97x10^-3 m and k for the dissociation is 1.86x10^-5. ch3cooh(aq)+h2o(> h3o^+(aq)+ch3coo^-(aq)

How to convert a density of 0.791g/cm3 to lb/ft3

Compare and contrast physical changes with chemical changes.