Consider ionic strength (μ) and activity (A), find the pH of a solution that contains 0.050 M HCIO4 plus 0.050 M HBr? 1.08 0.88 1.00 1.15 0.92

Calculate the pH of the solution formed when 34.80 mL of 0.0270 M NaOH is added to 43.10 mL of 0.0270 M weak acid (Ka = 2.80e-05).     2.33e+00     5.18e+00     1.45e+01     The answer is not shown.     5.87e+00

Calculate the pH of the solution formed when 0.00 mL of 0.0440 M NaOH is added to 48.20 mL of 0.0440 M weak acid (Ka = 2.90e-05).     2.47e+00     5.07e+00     The answer is not shown.     4.59e-01     2.95e+00

Find the pOH of the following solutions: 5) A7.98 x 10-2 M solution of LiOH (lithium hydroxide). 6) A7.98 x 10-2 M solution of Ba(OH)2 (barium hydroxide). 7) 735 mL of a solution containing 0.34 moles of NaOH. 8) 1098 mL of a solution containing 0.2543 moles of hydrobromic acid. --- ----.