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QUESTION 15 Ka for HX is 7.5*10-12 What is the pH of a 0.15M aqueous solution...
What would the pH of a solution containing 1.11g of an acid HX (Molar Mass of HX = 52.00 g/mol) after the addition of 2.93g of NaX? Assume no volume change to the solution after the addition of the Nax. (HX Ka = 5.48E-4) Submit Answer Tries 0/98
What is the pH of a 0.386 M solution of HX (Ka = 8.71e-05)? pH =
9. HF has a Ka = 6.8*10". Find the pH of a 0.15M solution of its % - ionization. HF and
What would the pH of a solution containing 3.55g of an acid HX (Molar Mass of HX = 29.00 g/mol) after the addition of 2.90g of Nax? Assume no volume change to the solution after the addition of the Nax. (HX K - 2.14E-5) Submit Answer Tries 0/98
What is the pH of a 0.232 M solution of HX (Ka = 3.16e-08)?
3. HX is an unknown, monoprotic weak acid. Solution C was made by mixing 20.0 mL of 0.150 mol/L HX with 10.0 mL of 0.250 mol/L NaX. Solution C exhibits a pH = 6.27. A. What is the Ka of HX? B. What is the pKb of NaX? C. What is the pH of the 0.250 mol/L solution of NaX? D. Solution D was made by adding 2.00 mL of Solution C to 8.00 mL water. What is the concentration...
Calculate the pH for each of the following conditions: a. 0.15M acetic acid b. What is the pH of the resulting solution if 30.00 mL of 0.15M acetic acid is added to 10.00 mL of 0.15 M NaOH? Assume that the volumes of solutions are additive, Ka = 1.8*10^-5 for CH3CO2H c. What is the pH of a solution made by mixing 30.00 mL of 0.15M acetic acid with 30.00 mL oof 0.15M KOH? Assume that the volumes of the...
Calculate the pH of a solution made by mixing 75.0mL of 0.15M HA (Ka= 2.5x10-5) with 8.1mL of 0.75M NaOH
solve this showing all working for tge quadratic equation
there is a rule concerning whether or not to ignore the “-X“ when
using the kb equation to formulate the quadratic equation
Q1_(10pts)_(YOU NEED TO USE ICE TABLE WITH UNITS: WRONG INCORRECT ICE TABLE - 0 POINTS). Ka for HCN is 4.9 x 10-10, What is the pH of a 0.000068 M aqueous solution of sodium cyanide? Q2 (10pts)_(YOU NEED TO USE ICE TABLE WITH UNITS: WRONG /INCORRECT ICE TABLE =...
A 0.2 M solution of an acid HX has a pH of 2. What is the value for Ka for HX?