Question 13 (2 points) Which one of the following substances is not a primary standard? O...
Question 9 (2 points) Which one of the following substances is not a primary standard? Ο Α) ΚΗΡ OB) NaOH OC) Oxalic acid, H2C204 OD) CAM(s), citric acid monohydrate
Question 7 (2 points) ✓ Saved Which one of the following substances is not a primary standard? ΟΑ) ΚΗΡ OB) Oxalic acid, H2C204 + C) NaOH OD) CAM(s), citric acid monohydrate
Question 12 4 pts 12. Which one of the following substances is an AQUEOUS REACTANT in the following reaction? 2Al(s) + 6 HCl(aq) -> 2 AICI3(aq) + 3H2(g) + 1049 kJ b. HCI C. AICI: d. H2 Question 13 4 pts
Which one of the following series of reactions does not produce
a primary amine?
Which one of the following series of reactions does not produce a primary amine? O 1) LiAIH4 (excess) 1) Fe, HCl, H20 NaOH, H2O, heat A) PhCN B) PHNO2 C) PhNHCCH 2) H20 2) NaOH, H2O H2, Raney-Ni O E) PUNHCCH3 1) LIAIH4 (excess) D) PhCH=NH 2) H20 Which of the following amines cannot be made by reduction of a nitrile? Ph2CHNH2 EtNH2 (CH3)2CHCH2NH2 Me3CCH2NH2 A...
Which one of the following series of reactions does not produce a primary amine? O 1) LiAlH4 (excess) 1) Fe, HCI, H2O 1) LiAIH4 (excess) A) PhCN B) PhNO2 C) PhNHCCH? 2) H20 2) NaOH, H2O 2) H20 O H2, Raney-Ni NaOH, H20, heat D) PhCHENH E) PENHÖCH Which of the following amines cannot be made by reduction of a nitrile? PhCH2NH2 EtNH2 (CH3)2CHCH2NH2 Me3CCH2NH2 A B C D Ph2CHNH2 E
SCUSSION: a Cach of the following formularenrogantongileidid which might b ed in US ON The replaceable (acidic) hydrogens are denoted by bold-face ve for each formula, give the number of moles which is one equivalent. a. Benzoic acid HC7H5O2 H3C6H5O7(H2O)3 9. Potassium hydrogentartrate h. Sodium hydrogenoxalate-1-water b. Citric acid-1-water KHCH4O6 NaHC204(H20) NaHSO4 c. Potassium hydrogenoxalate KHC204 1. Sodium hydrogensulfate d. Oxalic acid-2-water e. Potassium hydrogenphthalate H2C204(H20)2 2 KHC8H404 . Sodium hydrogentartrate-1-water k. Sodium dihydrogenphosphate 5-water NaHCAHAO(H20) ^ NaH2PO4(H20)5 2 KHSO4...
SCUSSION: a Cach of the following formularenrogantongileidid which might b ed in US ON The replaceable (acidic) hydrogens are denoted by bold-face ve for each formula, give the number of moles which is one equivalent. a. Benzoic acid HC7H5O2 H3C6H5O7(H2O)3 9. Potassium hydrogentartrate h. Sodium hydrogenoxalate-1-water b. Citric acid-1-water KHCH4O6 NaHC204(H20) NaHSO4 c. Potassium hydrogenoxalate KHC204 1. Sodium hydrogensulfate d. Oxalic acid-2-water e. Potassium hydrogenphthalate H2C204(H20)2 2 KHC8H404 . Sodium hydrogentartrate-1-water k. Sodium dihydrogenphosphate 5-water NaHCAHAO(H20) ^ NaH2PO4(H20)5 2 KHSO4...
Question 8 Not yet answered Points out of 1.00 Flag question Which of the following enzymes are NOT regulatory points for the activity of the citric acid cycle? Select one: a. succinate dehydrogenase O b. isocitrate dehydrogenase o'c. a-ketoglutarate dehydrogenase O d. citrate synthase o e. pyruvate dehydrogenase
Question 13 (0.2 points) Which one of the following is the computation of the risk premium for an individual security? E(R) is the expected return on the security, Rfis the risk-free rate, B is the security's beta, and E(RM) is the expected rate of return on the market. O 1) E(RM) - RF O2) B[E(RM) - RA O 3) E(R) - E(RM) 04) E(R) - [E(RM) + RA View hint for Question 13 Question 14 (0.2 points) Which one of...
Which of the following statements is not correct for the titration carried out in Experiment 2? A. Oxalic acid is a primary standard B. Mn is reduced from the +7 to the +2 oxidation state C. the three concordant titre value must be within 0.05 mL D. the concentration of oxalic acid must be exactly 0.05 mol L-1