
please show working / explainations
Acetone is a polar aprotic solvent and in presence of polar aprotic solvent, SN2 reaction takes place. In SN2, lesser the steric hinderance near leaving group higher the reactivity. Since D has least steric hinderance and C has most, thus order is a)
Answer is a).
please show working / explainations Question 15 The relative reactivity of molecules A-D below towards CHsS in acetone is: a) D2B>A>C b) A>B>D>C c) C A D>B d) B>A>C-D e) no...
Got #15 wrong, can you please explain.
(1) TU 15. S Reactivity in Acetone: (A) Br (B) 16. Nucleophylic Substitution Leaving Group: A (C)- -NH
What increases/decreases the relative reactivity value in
chlorination reactions? Please answer the question below and
explain.
4. Based your previous answers consider the following substrates. Decide whether the sites marked A or B will have a higher relative reactivity value and provide a very brief explanation for your answer in each case.
What is the decreasing reactivity order of the following compounds A) Acetone B) Ethanal C) 2,2-dimethyl-2-butanone D) 2,2,4-trimethyl-3-petanone E) 2-methylpropanal O B, E, A, C, D O E, B, C, A, D O D, C, A, E,B O E, B,A,C,D OD,A,C,BE
Below are relative concentrations of various molecules and ions outside relative to inside of the cells. Answer the following questions regarding these molecules and transport across the plasma membrane. Concentration outside relative to inside: Ca2+ = high Amino acid = low Glucose = low K+ = low Cl- = high Which of the molecules/ions would require energy to move from the inside to the Outside? A. Amino acid, Glucose, and K+ B. Cl- C. Cl-,K+ and Ca2+ D. Cl-and Ca2+...
P
rovide detailed explainations for the answers of the
questions below
Answer the following questions. Show work for all calculations 1. Why is it observed that water droplets are spherical in outer space? 2. Red blood cells are placed into pure water. Which of the following statements is true? The osmotic pressure inside the cells equals the osmotic pressure outside a. Water molecules flow out of the red blood cells, causing them to collapse b. The osmotic pressure of the...
10. Draw the structures of molecules A, B, C and D shown in the reaction below. H.CO, .LIAI, H,PO, NBS acetone 2. H,0 heat hv
12. What is the correct structure for phenylbenzoate? What is the order of decreasing reactivity towards nucleophilic acyl substitution for the carboxylie acid derivatives? (most reactive first) a. I, II, III, IV b. I, III, IV, II c. II, IV, III, 1 d. II, I, III, IV a. I, III, II, IV b. II. III. I. IV c. III, III, IV d. IV. I, III, II 15. The intermediate structures for the mechanism for the reaction of propanoyl chloride with...
Which of the following molecules is nonpolar? a. H2 b. HF c. HCl d. HI e. HBr Which of the following molecules can participate in Hydrogen bonding? a. HF b. CO2 c. CH4 d. H2S Which of the following molecules is polar? a. H2O b. CO2 c. CH4 d. N2 e. None of the above In lab, temperature changes caused by ________________ of liquids will be related to the strength of intermolecular forces. a. Evaporation b. Mass c. Density d....
C. third screening. D. fourth screening E. none of the above. the relative market is(are) economic data that serve as yardsticks for strengths of various geographic areas A. Market factors B. Trend analysis C. Cluster analysis D. Market indicators E. None of the above 31. In wants among consumers across nationalities A. country 8. product C. segment D. cultural E. none of the above 32. There are several criteria for segmenting markets. Which of the following is not a criterion...
C. third screening. D. fourth screening E. none of the above. the relative market is(are) economic data that serve as yardsticks for strengths of various geographic areas A. Market factors B. Trend analysis C. Cluster analysis D. Market indicators E. None of the above 31. In wants among consumers across nationalities A. country 8. product C. segment D. cultural E. none of the above 32. There are several criteria for segmenting markets. Which of the following is not a criterion...