Answer) Given,
[OH-] = 2.4 *10-10M
We know that,
So, fourth option is the correct answer.
please show work? Question 37 (8 points) The pOH of a solution in which the concentration...
Calculating pH, POH, (OH) and (H30*] 2) A solution of HC2H302 has a concentration of 0.00045 M H what is the pH of the solution? (show your work). PH 3) If a solution has a concentration of 1.23x10-6 MH* what is the concentration of OH? (show your work). (OH) 4) An unknown solution of HNO3 (aq) has a pH of 2.96. What is the concentration of H* (aq) in solution? (show your work). 5) A solution is 0.000037 M in...
Calculate the hydroxide ion concentration and the POH in an aqueous solution with a pH = 2.3 at 25°C. a. [OH 1 - 2.0 * 10-12M : POH - 2.30 b. [OH 7 -2.0 * 10-11M: POH = 11.70 C[OH 7 -5.0 x 10-3 M : POH = 11.70 d. [OH ) - 2.0 x 10-12 M : POH = 11.70 e.[OH ) - 2.0*10-12M : POH -8.50 Which of the following solutions is a good buffer system? a. A...
A sodium hydroxide solution has a pOH of 9.8. What is the concentration of the H3O+ ions in this solution? a. 8.45 x 10^-11 mol/L b. 6.30 x 10^-11 mol/L c. 0 mol/L d. 1.58 x 10^-10 mol/L e. 1.85 x 10^-11 mol/L f. 9.8 mol/L g. 9.80 x 10^-11 mol/L h. 6.30 x 10^-5 mol/L (please show your work too)
Calculate the pH and pOH of 1.2 x 10-3 M HCl solution. Calculate pH, pOH and [OH-] of 0.1 M HNO3 solution. If a solution X has pH = 5, which of the following is true: Solution X is neutral. H3O+ ion concentration is higher than OH- concentration. c. OH- ion concentration is higher than H3O+ concentration.
please help!! thank you Calculating pH, POH, (OH) and (H30*] 2) A solution of HC2H2O2 has a concentration of 0.00045 M H what is the pH of the solution? (show your work). PH 3) If a solution has a concentration of 1.23x106 MH* what is the concentration of OH? (show your work). (OH) 4) An unknown solution of HNO3(aq) has a pH of 2.96. What is the concentration of H* (aq) in solution? (show your work). [H30*)
7&8 please! Question 7 Calculate the pH of a solution if the concentration of OH-is 6.79 x10^(-8) M (1 point) O 14 O 6.83 O 7.17 O None of the above Question 8 Calculate the concentration of H+ ions if the pOH of the solution is 3.56. (1 point) O 1x10^(-14) M O 2.75 x10^(-4) M O 3.63 x10^(-11) M O None of the above
Question 5 of 12 Submit The pH of an acidic solution is 5.57. What is POH? 1 4 7 +/- 2 5 8 : 3 6 9 0 x 10 21:19 Question 6 of 12 Submit Rank the following in order of most acidic to least acidic. Solution X pH = 8.50 Solution Y pOH = 4.30 Solution Z [OH-] = 4.2 x 10-9 M A) Z > X > Y B) Y > > C)Y>Z> D) X > Y>Z
Question 8 For a H+ concentration of 1x 103, what is the pH? [Select] what is the pOH? (Select] For a OH-concentration of 1x 10-5, what is the pH? (Select ] what is the pOH? (Select] For a H+ concentration of 1x 10-6, what is the pH? (Select] what is the pOH? Select] For a OH-concentration of 1 x 10 6 what is the pH? (Select] what is the pOH? (Select]
Please show work 6. Determine the pH of a 0.35 M aqueous solution of (methylamine). The kb of methylamine is 4.4 x 10-4 1. 10 2. 3.8 3. 12 4. 1.9 _-7. The solubility of manganese(l) hydroxide (Mn(OH)2) is 2.2 x 10-5 M. What is the Ksp of Mn(OH)27 1. 1.1 x 10-14 2, 4.3×10-14 3. 2.1 x 10-14 4, 4.8×10-10 8. For which salt should the aqueous solubility be most sensitive to pH? 1. CaF2 2. Ca(NO3)2 3. CaCI12...
Please show all work: What is the hydroxide-ion concentration in a solution formed by combining 175. mL of 0.123 M HCl with 30.0 mL of 0.0790 M Ba(OH)2 at 0oC? Kw = 1.15 x 10-15