5. Which of the following compounds has the highest oxygen content by weight?
a. Na 20
b. CO 2
c. H20
d. Bao

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

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?