Question

f) (6 pts) Which of the following mixtures will make a buffer? (Circle only one!) r? Circle onlyone f)(6 1000 mL fh following mix oc m will make a b S a) 100 mL of 1.0 M HCI +100 mL of 1.0 M NaOH +100 mL of 0.50 M HF 100 mL of 1.0 M HCI c)100 mL of 1.0 M HF +100 mL of 0.50 M NaOH 100 mL of 1.0 M HF +100 mL of 1.0 M NaOH CA Quiz Experiment 22 To be submitted through Canvas May 7s by 11 PM: Quiz opens May 3 at 1 PM. PLEASE use the table of reduction potential at the end of the lab manual so that we are Multiple choice, 1 pt each. all using the same values for standard reduction potentials. Nernst's constant-0.0592 V ) Oxidation occurs at a),the anode b) the cathode e) the salt bridge d) the voltmeter For the cell Cd | CdCl (1 M)ll CuCl2 (1 M)I Cu 2) The electrode that will get heavier as the reaction occurs is: a) Cu b)Cd 3) The expected cell voltage is V. a) 0.34 b) -0.40 0.74V d) 0.06 V e) 0.55 V 4) Anions in the salt bridge would flow into the a) Cu 2 solution b) Cd*2 solution c) both solutions 5) Find the expected cell potential for Pt Pt (0.0040 M) | Pt (0.24 M)|Pt e)1.78 V d) 0.0 167 V b)0.0263 Vc) 0.105 V д) 0.00592 V Select the same answer as #5 so that I can double count the question 6) Pbl Pb+2 (0.88 M) I BrO3-1 (1.00 M), Brı (0.25 M), H+/ (0.0010 M) I Pt For the cell a) 2 b)5 c) 10 d)6 e) 12 a) 1.39 V b) 1.65 V c) 1.31 V b) 5.9 x 1018 c) 220 d)2.0 x 10)45 x 10 a) 1.74 V 7) The value of n is 8) The E° for the cell is 9) The value for Q is 1.57V e)1.20 v a) 1.7 x 107 e) 1.40 v d) 1.56 V e) 1.16 V b) 0.55 V 10) The E for the cell is

Answer 1