LDA/THF, 78°Clongrightarrow Predict the major product of the following a- halogenation/a - alkylation reactions under the given reaction conditions
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- Oxacarbazepine ( C15H12N2O) is used to treat epilepsy. What would happen to the equilibrium of oxacarbazepine in water when more oxacarbazepine is added to the system? a.) Ratef < Rateb and the equilibrium would shift to reactants (to the left) b.) Ratef > Rateb and the equilibrium would shift to reactants (to the left) c.) Ratef < Rateb and the equilibrium would shift to products (to the right) d.) Ratef > Rateb and the equilibrium would shift to products (to the right)7b. Please helpQuestion 9 of 12 Bra A H20 1. LIAIH. B 2. H3O* PBra DMF conc. HBr но D но H30* Done
- 5. The reaction that takes place when a strong acid is added to an acetic acid- acetate buffer (CH;COOH/CH;CO0') is A. CH3COOH + H* B. CH3COOH + H* C. CH;COO' + H* D. CH;COOH + H* CH;COO` + H2O CH4 + CO2 CH;COOH * CH;COO' + H2+Table 4: Carboxylic Acids (Part C) Mol. Wt. (g/mol) Propionic acid Butyric acid Valeric acid # of H-bond donor sites² # of H-bond Part. Coeff. acceptor sites³ 1.8 4.9 11.7 Log P 0.24 0.67 1.0 2A H-bond donor site is any H in the molecule that is bonded to a nitrogen or oxygen. 3A ³A H-bond acceptor site is any atom that has one or more lone pair of electrons. ITRUE OR FALSE. Write T on the space provided if the statement is true. Write F if the statement is false. _6. Catalysts only affect the rate of a reaction. -7. The rate of the forward reaction in a reversible reaction is sometimes greater than the rate of the reverse reaction. 8. Keq of a gaseous solution can be expressed in terms of Kc. 9. If an inert gas is added to a system at equilibrium, the reaction will shift to the direction of fewer molecules. _10. Pressure and volume affect a gaseous system in equilibrium in the same manner.
- 4. Explain using equilibrium principles, how the Carbonic Acid/Bicarbonate system regulates breathing. carbonie anhydrase co, + H,0S H,co,S HCO, + H* carbon dioxide + carbonic acid bicarbonate + water hydrogen lon3. What is observed when the H2O concentration in the acetic acid equilibrium becomes relatively low? Relatively high? 4. Humidity indicator cards (HIC) are commonly added to semiconductor shipments to document that the parts were not exposed to humidity. These cards are impregnated with cobalt(II) chloride, or an alternative, and change color to indicate the presence of water. Predict the color you would see if a cobalt(II) chloride HIC were exposed to moist, humid air?8. Solubility of CrF3 in water is 0.102 g/L at 25 oC. What is the molar concentration of F- ionin the solution at the same temperature?A. 3.30 x 10-3 B. 3.97 x 10-11 C. 1.10 x 10-2 D. 2.80 x 10-3 E. 3.10 x 10-4
- le Multiple Choice Question E MasteringChemistry: Ch 10.1 - 10.6 HW E Weeks 11 & 12 (10/26 - 11/6) - ZCHM131. CentralLink | Central Michigan UniversityHBR, O2, CH3OH all have comparable molecular masses. List the dominant type of IMF for the pure substances, then rank the strength of each compound based on IMFs within the samples. (1 = strongest 2= in between 3 = weakest ) Substance IMF Relative Strength HBR O2 CH3OHConcentration (mol L-¹) COCI₂(g) Cl₂(g) + CO(g) AH=+108 kJ 0.14- 0.12- 0.10- 0.08- 0.06 0.04 0.02- 0.00- 0 2 4 -Cl₂ 6 CO COCI₂ 8 10 12 14 Time (min) a. The stress that occurred at 4 seconds was an: a. increase in temperature b. decrease in temperature c. increase in volume d. decrease in volume e. increase in the concentration of CO f. decrease in the concentration of CO b. The stress that occurred at 10 seconds was a(n): a. increase in temperature b. decrease in temperature c. increase in volume d. decrease in volume e. increase in the concentration of CO f. decrease in the concentration of CO 16 The stress that occurred at 14 seconds was a(n): a. increase in temperature b. decrease in temperature c. increase in volume d. decrease in volume e. increase in the concentration of CO f. decrease in the concentration of CO 18SEE MORE QUESTIONS
