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Among the following surfactant molecules, which of the surfactant forms micelles in aqueous solution at the lower CMC at ambient condition? Explain the reason (5 min.). I. (CH3CH2)15N + (CH3)3BrII. (CH3CH2)11OSO3 -Na+ III. (CH3CH2)6COO-Na+ IV. (CH3CH2)11N + (CH3)3Br
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explain the following answers 4. (3 pts) If a dichloromethane solution of the following four compounds...
explain the following answers
4. (3 pts) If a dichloromethane solution of the following four compounds was extracted with an aqueous solution of K CO3, which compound(s) (in conjugate base form) would be extracted into the aqueous layer? SH SO, IV A) I and II B) I, II and III C) III and IV D) IV 6. (3 pts) If a dichloromethane solution of the following four compounds was extracted with a mixture that consists of water and NaH, which...
please help in all sections!! Which of the following compounds is least reactive towards a nucleophilic...
please help in all sections!!
Which of the following compounds is least reactive towards a nucleophilic addition reaction? H H H IV II II1O V Provide the product for the following reaction. OH 1. NH2NH2/ H 2. КОНІН-О/Д 3. H30* NNH2 OH OH NNH2 NH2 OH II IV OH Eo- Provide the major product for the following reaction sequence 1. NH2NH2/ H 2. КОН/Н20/Д AICI3 II H2NN IV Predict the product for the following reaction. excess Нао н H2SO4 но...
can you please help me with these questions? thank you :) 1. 2. 3. What would...
can you please help me with these questions? thank you
:)
1.
2.
3.
What would be the major product of the following reaction? CH +OH" CHECCH 00 ༡ ཁ་ཡངས་པ། ཕྱི་ ༠་པ། - ༠༨) ང་དང་ཆུང་ I II Cho -CH=CHOCH Ct ©=ductOA)z OH IV ། [༥ ། OBIV (C| | E,། E. V O What would be the major product of the following reaction? OH ? CH, CH.CH но O A. CH3CH2CH2OH + CH3CH2C00 OB. CH,CH2CH2OCCH.CH OC. CH3CH2CHCH2CH Hd OD. снуснаснснясно...
can someone please help me answer questions #10, #11, & #12 please with clear explanation and...
can someone please help me answer questions #10, #11, &
#12 please with clear explanation and neat handwriting!! will give
good rating:) make sure you are correct thank you so much!
Question 10 Consider the following molecules (1, II and III). CH3 CH2CH3 C CH2OH сн. C.CH C-CH2OH OH OHT Select all the chiral molecules. O All of them are chiral. None of them are chiral. (II) and (III) (I) and (11) O (l) and (III) Question 11 Consider the...
Help with these 3 questions please QUESTION 1 Which combination of enthalpy and entropy indicates a...
Help with these 3 questions please
QUESTION 1 Which combination of enthalpy and entropy indicates a reaction that can never be spontaneous in the forward direction? AH<0 and AS < 0 AH<0 and AS > 0 AH> 0 and AS > 0 AH >0 and AS <0 QUESTION 2 Which two terms indicate that a reaction is spontaneous in the forward direction? I AGºrxn < 0 II AGrxn < 0 III ASuniv> 0 IV AS°rxn > 0 I and III...
please answer all the questions ! Question 16 Consider the Carvacrol molecule below and determine which...
please answer all the questions !
Question 16 Consider the Carvacrol molecule below and determine which class of terpenes it belongs in. OH monoterpene tetraterpene diterpene triterpene sesquiterpene Question 19 Predict the products when triacontyl hexadecanoate, a major component of beeswax, is treated with aqueous NaOH. CHỊCH, CHỊCH,CH, NaOH, Q. CHICHICOH CHACH.COM CHACH. ONA HACH MACONI CH3(CH2)14 COH + CH3(CH2)28CH2ONa CH3(CH2)14COH + CH3(CH2)28CH2OH I 11 CH3(CH2)14CNa + CH3(CH2)28CH2OH CH3(CH2)14CONa + CH3(CH2)28CH2OH IV II O O O O III IV none...
40. Concentrated aqueous ammonia is added to a solution of copper(II) sulfate. A white precipitate forms....
40. Concentrated aqueous ammonia is added to a solution of copper(II) sulfate. A white precipitate forms. The precipitate dissolves as more ammonia is added, generating an intensely blue solution. Which combination of net ionic equations, in the appropriate order, describes this chemistry?! I Cu?* (aq) + 2OH(aq) Cu(OH)2 (19) II Cu?" (aq) + 2OH(aq) = Cu(OH)2 (8) III Cu(OH)(aq) + 4 NH, (aq) Cu(NH3),?* () + 2OH(aq) IV Cu(OH)2 (8) + 4NH, (aq) Cu(NH3)*(14) + 2OH(aq) V NH3(aq) + H20...
i do not understand this question at all. please help! Which of the following molecules would...
i do not understand this question at all. please help!
Which of the following molecules would lower the pH when added to water? (I) CH3COOH OH CH3 (I) only (II) only (I) and (11) None of them would lower the pH.
61. What product is finally formed when the initial compound formed from cyclohexanone and pyrrolidine is...
61. What product is finally formed when the initial compound formed from cyclohexanone and pyrrolidine is mixed with allyl chloride and that product is heated and then hydrolyzed? HO ora III A) I B) II C) III D) IV E) V 59. Which reagent would best serve as the basis for a simple chemical test to distinguish between CH3 ? CH3 and M A) NaOI (12 in NaOH) B) Bry/CCL C) CrO3/H2SO4 D) NaHCO3/H20 E) Ag(NH3)2+ 60. What would be...
Hi, please help me with this problem, please explain me step by step and write with...
Hi, please help me with this problem, please explain me step by
step and write with very good calligraphy. Thank you very much.
Consider casting sand mold of the piece shown in the figure. The
dimensions are in centimeters.
(i) The molten metal overflows the pouring cup of the mold and
flows down the sprue (downsprue) at a constant rate of 2000
cm3/s. The cross section of the sprue is circular, with
a diameter of 6 cm at the top....
explain the following answers
4. (3 pts) If a dichloromethane solution of the following four compounds was extracted with an aqueous solution of K CO3, which compound(s) (in conjugate base form) would be extracted into the aqueous layer? SH SO, IV A) I and II B) I, II and III C) III and IV D) IV 6. (3 pts) If a dichloromethane solution of the following four compounds was extracted with a mixture that consists of water and NaH, which...
please help in all sections!!
Which of the following compounds is least reactive towards a nucleophilic addition reaction? H H H IV II II1O V Provide the product for the following reaction. OH 1. NH2NH2/ H 2. КОНІН-О/Д 3. H30* NNH2 OH OH NNH2 NH2 OH II IV OH Eo- Provide the major product for the following reaction sequence 1. NH2NH2/ H 2. КОН/Н20/Д AICI3 II H2NN IV Predict the product for the following reaction. excess Нао н H2SO4 но...
can you please help me with these questions? thank you
:)
1.
2.
3.
What would be the major product of the following reaction? CH +OH" CHECCH 00 ༡ ཁ་ཡངས་པ། ཕྱི་ ༠་པ། - ༠༨) ང་དང་ཆུང་ I II Cho -CH=CHOCH Ct ©=ductOA)z OH IV ། [༥ ། OBIV (C| | E,། E. V O What would be the major product of the following reaction? OH ? CH, CH.CH но O A. CH3CH2CH2OH + CH3CH2C00 OB. CH,CH2CH2OCCH.CH OC. CH3CH2CHCH2CH Hd OD. снуснаснснясно...
can someone please help me answer questions #10, #11, &
#12 please with clear explanation and neat handwriting!! will give
good rating:) make sure you are correct thank you so much!
Question 10 Consider the following molecules (1, II and III). CH3 CH2CH3 C CH2OH сн. C.CH C-CH2OH OH OHT Select all the chiral molecules. O All of them are chiral. None of them are chiral. (II) and (III) (I) and (11) O (l) and (III) Question 11 Consider the...
Help with these 3 questions please
QUESTION 1 Which combination of enthalpy and entropy indicates a reaction that can never be spontaneous in the forward direction? AH<0 and AS < 0 AH<0 and AS > 0 AH> 0 and AS > 0 AH >0 and AS <0 QUESTION 2 Which two terms indicate that a reaction is spontaneous in the forward direction? I AGºrxn < 0 II AGrxn < 0 III ASuniv> 0 IV AS°rxn > 0 I and III...
please answer all the questions !
Question 16 Consider the Carvacrol molecule below and determine which class of terpenes it belongs in. OH monoterpene tetraterpene diterpene triterpene sesquiterpene Question 19 Predict the products when triacontyl hexadecanoate, a major component of beeswax, is treated with aqueous NaOH. CHỊCH, CHỊCH,CH, NaOH, Q. CHICHICOH CHACH.COM CHACH. ONA HACH MACONI CH3(CH2)14 COH + CH3(CH2)28CH2ONa CH3(CH2)14COH + CH3(CH2)28CH2OH I 11 CH3(CH2)14CNa + CH3(CH2)28CH2OH CH3(CH2)14CONa + CH3(CH2)28CH2OH IV II O O O O III IV none...
40. Concentrated aqueous ammonia is added to a solution of copper(II) sulfate. A white precipitate forms. The precipitate dissolves as more ammonia is added, generating an intensely blue solution. Which combination of net ionic equations, in the appropriate order, describes this chemistry?! I Cu?* (aq) + 2OH(aq) Cu(OH)2 (19) II Cu?" (aq) + 2OH(aq) = Cu(OH)2 (8) III Cu(OH)(aq) + 4 NH, (aq) Cu(NH3),?* () + 2OH(aq) IV Cu(OH)2 (8) + 4NH, (aq) Cu(NH3)*(14) + 2OH(aq) V NH3(aq) + H20...
i do not understand this question at all. please help!
Which of the following molecules would lower the pH when added to water? (I) CH3COOH OH CH3 (I) only (II) only (I) and (11) None of them would lower the pH.
61. What product is finally formed when the initial compound formed from cyclohexanone and pyrrolidine is mixed with allyl chloride and that product is heated and then hydrolyzed? HO ora III A) I B) II C) III D) IV E) V 59. Which reagent would best serve as the basis for a simple chemical test to distinguish between CH3 ? CH3 and M A) NaOI (12 in NaOH) B) Bry/CCL C) CrO3/H2SO4 D) NaHCO3/H20 E) Ag(NH3)2+ 60. What would be...
Hi, please help me with this problem, please explain me step by
step and write with very good calligraphy. Thank you very much.
Consider casting sand mold of the piece shown in the figure. The
dimensions are in centimeters.
(i) The molten metal overflows the pouring cup of the mold and
flows down the sprue (downsprue) at a constant rate of 2000
cm3/s. The cross section of the sprue is circular, with
a diameter of 6 cm at the top....
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