How many milliliters of water must be added to 50 ml of a 0.40 m sodium phosphate solution to prepare a solution that has a concentration of 0.40 m sodium ions?

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)

Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?

How do you identify the anode on a power source such as a battery? how do you identify the cathode? how are terms anion and cation?