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41&42 please! Question 41 Calculate the pKb of Hypochlorous acid, Ka=3.5 x10^-8. (1 point) O 1.76...
Question 41 Calculate the pKb of Hypochlorous acid, Ka= 3.5 x10^-8. (1 point ) * 1.76 6.54 7.31 Not enough information Question 42 Calculate the pH of a HNO3 solution with a hydrogen ion concentration of 0.35M. (1 point ) * 0.447 0.455 2.239 Not enough information Question 43 Calculate the pH of a HNO3 solution with a hydrogen ion concentration of .98M (1 point ) * 0.00877 0.1 9.55 Not enough information Question 44 Calculate the pH of a...
Question 39 Calculate the Kb of Hypochlorous acid, Ka=3.5 x10^-8. (1 point) 1.3 x 10^-4 2.9 x 10^-7 O 3.1 x 10^-6 O 8.6 x 10^-4 Question 40 Calculate the pka of Hypochlorous acid, Ka- 3.5 x10^-8. (1 point) 5.32 6.64 8.92 None of the above
45&46 please! Question 45 Calculate the pH of a HNO3 solution with a hydrogen ion concentration of .83M (1 point)* 0 0.08 O 0.15 0676 Not enough information Question 46 Calculate the pH of a HNO3 solution with a hydrogen ion concentration of 0.67M (1 point) O 0.17 O 0.21 4.68 Not enough information
43&44 please! Question 43 Calculate the pH of a HNO3 solution with a hydrogen ion concentration of .98M (1 point) 0.00877 0.1 9.55 Not enough information Question 44 Calculate the pH of a HNO3 solution with a hydrogen ion concentration of .25M (1 point) 0.56 0.6 1.78 Not enough information
Question 46 Calculate the pH of a HNO3 solution with a hydrogen ion concentration of 0.67M (1 point ) * 0.17 0.21 4.68 Not enough information Question 47 Calculate the hydrogen concentration of a solution with pH =3.49 (1 point ) * -0.000324 -0.54 0.000324 Not enough information Question 48 Calculate the hydrogen concentration of a solution with pH =2.4 (1 point ) * -0.000324 -0.54 0.000324 Not enough information Question 49 Calculate the hydrogen concentration of a solution with...
Not enough Question 48 Calculate the hydrogen concentration of a solution with pH =2.4 (1 point)* 0 -0.000324 0 -0.54 O 0.000324 Not enough information Question 49 Calculate the hydrogen concentration of a solution with pH =9 (1 point) * -9.54 ОО -Not enough information Te-9 9.54 Question 50 . 29 Question 32 What is the pH of a 0.0045 M HBr solution? (1 point) * O 11.65 0 13.2 O 2.35 7.05 Question 33 What is the pOH of...
Question 1 10 pts Calculate the pH of a solution containing 0.375 M hypochlorous acid (Ka = 3.0e-8) combined with 0.25 M calcium hypochlorite.
47&48 please! Question 47 Calculate the hydrogen concentration of a solution with pH =3.49 (1 point) * 0 -0.000324 0 -0.54 O 0.000324 O Not enough information Question 48 Calculate the hydrogen concentration of a solution with pH =2.4 (1 point) O -0.000324 O 0.54 O 0.000324 O Not enough information
48&49 please! Question 48 Calculate the hydrogen concentration of a solution with pH =2.4 (1 point) O 0.000324 -0.54 O 0.000324 O Not enough information Question 49 Calculate the hydrogen concentration of a solution with pH = 9 (1 point) O -9,54 -Not enough information 0 1e-9 O 9.54
Question 47 (1 point) Calculate the pH of a solution that is 0.310 Min sodium formate (NaHCO2) and 0.190M in formic acid (HCO2H). The Ką of formic acid is 1.77 x 10-4. 13.79 3.532 3.958 4.975 10.04 MOCRA Question 42 (1 point) What is the hydronium ion concentration of a 0.100 M hypochlorous acid solution with Ka = 35 x 10-87 The equation for the dissociation of hypochlorous acid is: HOCH(aq) + H2011) =H30*(aq) + OCH@g). O 1.9 x 10-5...