Question 2 (3 marks) Explain why the process in the following equation will NOT produce the...
QUESTION 1 (10 Marks) a) State two assumptions for the Bernoulli equation and explain why that assumptions been made. (2 marks) b) Analyze the venturi meter in Fig 1 for flow rate of the air jet coming out from the throat as shown. State all your assumptions in doing so. Assume the air density is 1.28 kg/m² [6 marks) c) If the water level is only 1 cm, how much would Vichange? Justify your answer. No calculation needed. [2 marks]...
a. Write the net ionic equation for the predominant reaction between LiH2PO4and NaHSO3(2 marks) b. Explain why, of the two possibilities, you decided that this would be the predominant reaction. (2 marks)
Which of the following reactions will produce the alcohol shown? Check all that apply. OH MgBr Н. 1. 2. H30+ MgBr H 1. 2. H30+ MgBr H 1. 2. H30+ NaBHA/CH3CH2OH
Which reaction sequence would accomplish this transformation? HO ter H 01.H20+, CH2OH 2. NaBH4 3. Hz0+ O 1. pTSOH, HOCH,CH,OH 2. CH3MgBr 3. H30+ O 1. p-TsOH, HOCH CH2OH 2. NaBH4 3. H30+ O 1. CH3MgBr 2. H30+ 3. CH3OH What is the best reagent(s) for the following transformation? O OH 1. LiAlH4 2. H30+ OCH3CH2OH, H2SO4 O NaOH, heat mCPBA What is the major product in the following reaction? 1. CH2CH2MgBr 2. H30* O o o OH OH What...
Can I please get full working and explanations for each step for this past exam question. Both parts (a) and (b) and (c). Thanks will up-vote Question B1 The isomerisation shown below has an equilibrium constant of K = 0.74 k1 trans-Co(en)2(H2O)OH) k1 cis-Co(en)2(H2O)(OH)2 The kinetics of the reaction was followed and it was found that a plot of the natural log of the concentration of the cis isomer ('cis') minus its equilibrium concentration (In([cis]- [cis]eq) versus time gave a...
Question 2 (1 point) Saved Which set of hydrogen atoms will undergo deuterium exchange with MeOD in the presence of MeONa? 1 2 1 and 2 only O2 and 3 only O 2 only O 3 only Which would be a reasonable intermediate for the this reaction? H30* PhoMe Ph-Me Ph Ome PhẩOMe OH PhẩOMe + OH OH + H2 Question 4 (1 point) Which hydrogen is most acidic? ace OD Question 5 (1 point) What is the product of...
what are the hest methods to produce the desired compounds? 86. Which of the following is the best method for preparing lactic acid from acetaldehyde? OH CH3CHCOOH CH3CH lactic acid acetaldehyde A) C12: -OH; CH3OH B) CH3MgBr; -OH D) HC "N; H30+/heat E) C12, Mg/ether; -OH 87. Which of the sequences works best to accomplish the following conversion? C) KMnO4:-OH Section: 16-4 CHO A) 1. NaCN, HCI 2. H2, Pt D) 1. H2NNH2, H+2. H3O+ B) 1. H2NCH2MgBr 2. H30+...
3. You and your labmate both need to make the chiral alkene shown below. You used the cis alcohol as a reactant, and your labmate used the trans alcohol. You both characterized your products, but the characterization tells you that you obtained a different product than your labmate. Who made the correct product? What incorrect product formed instead? Explain why by proposing a mechanism that shows the formation of the different products. 1) TsCl, pyridine 2) NaOH OH OH or
Can someone explain why this is the answer? 13. What is(are) the product(s) of the following hydroboration-pxidation reaction? CH3 anh-mor 1) BH3-THF syn 2) H202, OH 1-methylcyclobutanol B. trans-2-methylcyclobutandl cis-2-methylcyclobutanol D. equal amounts of 2 and 3
which of the following would you expect to have a higher melting point? explain why 3. Which of the following would you expect to have the higher melting point? Explain why. (3 marks - 1 for the answer, 2 for the explanation) CI OH