Question

5. Hydrofluoric acid is added to distilled water. Write the acid-base reaction that occurs. After writing the reaction, identify (label) all acids and bases and connect the conjugates with a line. HER & How Hotcams & Fans Com tate X Will this solution be (acidic, basic, neutral (circle correct choice) 6. The acid-dissociation constant for nitrous acid is 4.5x10-4. a) Calculate the equilibrium pH if the initial concentration of nitrous acid is 0.135 M. ? A HA + H₂O 0.135 - 0,135 - b 4ac 4.5.10 x 0.115-Y (0.135) C0.135) V.5.10-Y.X 0.135 r=0.00779 tha-los [con] = 2.11 b) Based on your answer above, what is the percent ionization of the nitrous acid? Show the calculation:

Answer 1

Q5 Answert HF (aq) + H₂oce) . (aq) + acid Base conjugate consugate acid Base sontion will be acidic) Because it increase the concentration of H2O im.