- Question 40 1 Pts Calculate The Pow Of A 0 30 M Solution Of Acetic Acid K 1 8 10 5 O 11 37 O 8 73 5 27 None Of Thes 1 (36.38 KiB) Viewed 55 times
- Question 40 1 Pts Calculate The Pow Of A 0 30 M Solution Of Acetic Acid K 1 8 10 5 O 11 37 O 8 73 5 27 None Of Thes 2 (34.01 KiB) Viewed 55 times
- Question 40 1 Pts Calculate The Pow Of A 0 30 M Solution Of Acetic Acid K 1 8 10 5 O 11 37 O 8 73 5 27 None Of Thes 3 (34.8 KiB) Viewed 55 times
- Question 40 1 Pts Calculate The Pow Of A 0 30 M Solution Of Acetic Acid K 1 8 10 5 O 11 37 O 8 73 5 27 None Of Thes 4 (37.92 KiB) Viewed 55 times
D Question 42 1 pts Which one of the following salts does not give a neutral solution when it is dissolved in water? о вас all give neutral solutions OKNO NaBr O NH OH Question 43 1 pts Calculate the pH of the following aqueous salt solution: 0.91 M NaF (K, for HF = 7.24 x 104 none of these 10.90 O 5.45 03.10 8.55 HO 96 5 & 7 4 6 8 9 R T Y
Question 44 1 pts Aln) ... solution contains a conjugate acid-base pair with both the acid and the base in reasonable concentrations titrated equivalence saturated none of these buffer D Question 45 1 pts Which one of the following combinations is not a buffer solution? O NHI / (NH4)2SO4 O CH3COOH NaCH3COO OHCN / NaCN NHI / NH BI OHBr / KBr SD S UR < 0 5 Š 6 7 8 R. T Y
Question 46 1 pts Which of the following statements about titration curves is false? The equivalence point on a titration curve is the point where chemically equivalence amounts of acid and base have reacted The equivalence point will be basic when titrating a weak acid with a strong base A titration curve shows how pH changes near the equivalence point. A titration curve for titrating a strong acid/strong base will always have an equivalence point at pH - 70 all are true Question 47 1 pts In the reaction shown below, what species is oxidized? 2Nal + Br2 → 2NaBr + 12 OT O Br none of these Br2 Na 4 5 6 7 8 9 R T Т. Y