A 50.0 mL sample of an acid, HA, of unknown molarity is titrated, and the pH of the resulting solution is measured with a meter and graphed as a function of the volume of 0.100 M NaOH added. At which point on the titration curve is [A-] closest to twice that of [HA]

What is i fracture in the crust called when land move up, down or sideways

Which of these expressions are correct variations of the combined gas law? p1v1t2 = p2v2t1 both

If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?