Is an ear of corn an element, compound, homogeneous mixture, or heterogeneous mixture?

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)

Quiz1. which physical state of nitrogen has the highest entropy? a solid© b gasoc liquid

What are the chemical names of these compounds? ke: mg3n2: reset next