The flow of energy in some Australian food chains is modeled in the adjacent energy pyramid. Based on the model, which of the following organisms are part of a predator-prey relationship

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)

What is the most stable monatomic ion formed from nitrogen

What layer of the atmosphere is directly above the troposphere?