1: Two vectors are given as a-(-1, 4, 2) and-(4,2,-1). Find: (i) 3b (ii) a +...
31. Which of the statement(s) regarding hydroboration is(are) true? I. The reaction with terminal olefins is regioselective. II. It proceeds through a carbocation intermediate. II. It yields the Markovnikov product. IV. It proceeds through a cyclic transition state. V. The hydrogen on boron adds to the carbon with the most hydrogens already attached to it. VI. The first step is a Lewis acid-base reaction. VII. The boron predominantly adds to the least substituted carbon. 3 F. I, II, IV, and...
Given that U = {1, 2, 3, ..., 11, 12, 13} A = {2, 6, 7, 8, 11} B = {2, 4, 5, 10} C = {3,4,5,8, 9, 11, 13} Determine which elements land in each region of the following Venn Diagram. A III. VII. VIII. LIST the elements in each of the following regions in set notation: Hint Region I Region II - Region III - Region IV = Region V = Region VI = Region VII = Region...
1. Devise a method of converting trans-2-methyl-3-hexene into -4-methylpentanoic acid. 2. Show that you understand the concept of retrosynthetic analysis by working backwards two steps in the synthesis below. Identify possible combinations of A and B that can lead to the alkyne C): A) B-1 and A-VI B) B-V and A I C) B-III and A-VII D) B-IV and A-VII E) B-T and A-III F) B-VI and A-VIII 3. Show that you understand the concept of retrosynthetic analysis by working...
4. Consider the reaction energy diagram below. Consider the "potential energy" to be equal to enthalpy. Potential energy Reaction progress First, indicate on the diagram the activation energy, transition state, and the change of enthalpy for every step of this step-wise process, as well as the change in enthalpy for the overall reaction. Then, answer the following questions: (i) How many elementary steps are there in the mechanism of this reaction? (ii) Which of these steps is the rate-determining step?...
6. Gear A rotates with an angular velocity of 0,= 20 rad/s, where , is the angular displacement of gear A, measured in radians. Gears A, B, C, and D have radii of 20 mm, 50 mm, 25 mm, and 100 mm, respectively. When , = 2 rad , Find: i) The angular velocity of gear A ii) The angular acceleration of gear A iii) The angular velocity of gear B iv) The angular acceleration of gear B v) The...
6. Gear A rotates with an angular velocity of 0,= 20 rad/s, where 0, is the angular displacement of gear A, measured in radians. Gears A, B, C, and D have radii of 20 mm, 50 mm, 25 mm, and 100 mm, respectively. When , = 2 rad , Find: i) The angular velocity of gear A ii) The angular acceleration of gear A iii) The angular velocity of gear B iv) The angular acceleration of gear B v) The...
Gear A rotates with an angular velocity of 0,= 20rad/s, where 0, is the angular displacement of gear A, measured in radians. Gears A, B, C, and D have radii of 20 mm, 50 mm, 25 mm, and 100 mm, respectively. When , = 2 rad , Find: i) The angular velocity of gear A ii) The angular acceleration of gear A iii) The angular velocity of gear B iv) The angular acceleration of gear B v) The angular velocity...
6. Gear A rotates with an angular velocity of 0,= 20 rad/s, where 0, is the angular displacement of gear A, measured in radians. Gears A, B, C, and D have radii of 20 mm, 50 mm, 25 mm, and 100 mm, respectively. When , = 2 rad , Find: i) The angular velocity of gear A ii) The angular acceleration of gear A iii) The angular velocity of gear B iv) The angular acceleration of gear B v) The...
6. Gear A rotates with an angular velocity of 04 = 20rad/s, where , is the angular displacement of gear A, measured in radians. Gears A, B, C, and D have radii of 20 mm, 50 mm, 25 mm, and 100 mm, respectively. When , = 2 rad , Find: i) The angular velocity of gear A ii) The angular acceleration of gear A iii) The angular velocity of gear B iv) The angular acceleration of gear B v) The...
6. Gear A rotates with an angular velocity of 0,= 20 rad/s, where , is the angular displacement of gear A, measured in radians. Gears A, B, C, and D have radii of 20 mm, 50 mm, 25 mm, and 100 mm, respectively. When , = 2 rad , Find: i) The angular velocity of gear A ii) The angular acceleration of gear A iii) The angular velocity of gear B iv) The angular acceleration of gear B v) The...