Question

Suppose you have an ionic compound composed of XH⁺ and Y^2- (Formula = (HX)₂Y). When dissolved in water, the pOH of a solution of (XH)₂Y was found to be 2.83. Which of the following statements could explain this?

a) The K_a of XH⁺ is equal to the K_b1 of Y^2-
b) The K_a of XH⁺ is less than the K_b1 of Y^2-
c) The K_a of HY₂ is less than the K_a of HY^-
d) The K_a of XH⁺ is greater than the K_b1 of Y^2-
e) The K_a of HY^- is greater than the K_b1 of Y^2-

Answer 1