MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 42) Of the acids in the table below, is the strongest acid. Acid HOAC HCHO HCIO HF Ka 1.8 10-5 Ln ng 3.0 10-8 6.8 x 10-4 A) HCHO B) HCIO O HOAc and HCHOI D) HOC E) HP 43) The equilibrium constant for the gas phase reaction 2502 (g) + O2 (g) 2503 (g) is Keq = 2.80 x 102 at 999 K. At equilibrium, A) products predominate B) only reactants are present C) only products are present D) roughly equal amounts of products and reactants are present E) reactants predominate P A T 44) On the phase diagram shown above, the coordinates of point temperature and pressure. A) A B) B D) D 42) 43) correspond to the critical E) E