A buffer with a pH of 4.00 contains 0.19 M of sodium benzoate and 0.30 M of benzoic acid. What is the concentration of [H3O ] in the solution after the addition of 0.052 mol HCl to a final volume of 1.3 L

the electron configuration that you gave me has 16 electrons ergo it has 16 protons ergo it is the element sulfur.

qualitative observation deals with data that can be observed with our senses: sight, smell, touch, taste, and hearing. they do not involve measurements or numbers. for instance, colors, shapes, and textures of objects are all qualitative observations.