CI NBS XS NaOH PCC

HF(g) + H,O(1) H,0*(aq)+ F"(aq) K = 1.1 x 10-3 F (aq) + HF(g) HF;(ag) K= 2.6 x 10- a. Is fluoride in pH 7.00 drinking water more likely to be present as F"(aq) or HF2 (aq)? O HF2 (aq) O F(aq) b. What is the equilibrium constant for this equilibrium? Number 2 HF(g) + H,0(1) H,0*(aq) + HF, (aq) c. What are the pH and equilibrium concentration of HF2" in a 0.150 M solution of HF? (HF, - Number Number pH = M Check Answer View Solution

part c?

Which statement is correct regarding the acid-base equilibrium system below? OH HN spontaneous in forward direction, because H3CCH»NH;" is a weaker acid than HạCCH-OH spontaneous in forward direction because H3CCH2NH3\» a stronger acid than III. spontaneQUs InTeverse directon, because #H3CCH2NH3¯ is = stionger ad the HICCH OH. IV. spontanecIS in reverse direction, becauseH CH NHT zensetacid than H O Suggestion: Look up the pka valties for the acids invalved in the above reaction to best support your response! Table provided below. Keywords cher tal egol boun pra the moynamaltlelabe cs Fre+ Enertatharige weakest acid stronceaddi weakest tase s une fehw teictidENE Jeren Concepts Impicanions of pra farithemical eguabrn