Calculate the number of molecules of nitrogen in a 1.52×105 g sample of nitrogen. number of molecules:

The electromagnetic force acts between what

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)

Compare and contrast refraction of light and sound will give brainliest