Which is a conjugate pair in the following equilibrium? H2C204(89) + HPO, 2 =HC204 (aq) + H2PO4 (aq)

А. HPO4^2- and HC204-
B. HPO4^2- and H2PO4-
c. H2C204, and HPO4^2-
d. H2C204 and H2PO4-

Five different substances are given to you to be dissolved in water. which substances are most likely to undergo dissolution in water? check all that apply. view available hint(s) check all that apply. sodium fluoride, naf octane, c8h18 propanol, ch3ch2ch2oh potassium iodide, ki benzene, c6h6