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chemistry help! all questions
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15. For the following two disaccharides give the linkage (e.g. alpha-1,4)...
Chemistry help please 3 easy questions 3. Which are the correct configurations of the two chirality...
Chemistry help please 3 easy
questions
3. Which are the correct configurations of the two chirality centers (stereocenters) in the following Fischer projection? CHO H HO ОН H CH2OH A. 2R, 3R B. 2R, 3S C. 2S, 3R D. 2S, 3S 4. When a sugar was treated with warm nitric acid it gave an optically active compound. Wohl degradation of the same sugar gave L-glyceraldehyde. The structure of the sugar is CHO -ОН H HO H CHO HO -H HO...
10. (15 pts) Answer the following questions about two disaccharides, (a) maltose, or malt sugar. and...
10. (15 pts) Answer the following questions about two disaccharides, (a) maltose, or malt sugar. and (b) lactose, or milk sugar. CH, OH CH OH CH, OH CH, OH + oH HHH OHHO CH OHH OHHA OHN H OH (b) Он н х H OH Maltose contains two glucose monomers joined by an -1.4 glycosidic bond Lactose contains one galactose and one glucose monomer joined by a 14 ghycoside bond (a) (2 pts) Explain what is meant by "a", "1",...
please help!! switching to all online is so hard 50. When the following Fischer projection closes,...
please help!! switching to all online is so hard
50. When the following Fischer projection closes, which is the alpha Haworth form? CH2OH EO A 7 Но он se a cozycy A) a CH2OH a on B) HONE LOH HO CH₂ OH HO C2 C3°" cho CH2OH Lornoon E) Two of these are correct 51. What is the correct relationship between the 2 compounds? CH₂OH сом C=O 40 - OH HOH CH₂OH A) diastereomers B) epimers C) enantionmers and H0+...
organic chemistry help! 1) for each reaction give the expected product 2) consider the conjugate bases,...
organic chemistry help!
1) for each reaction give the expected product
2) consider the conjugate bases, then arrange in order of
weakest to strongest
1. For each reaction give the expected product. 1. N(CH3)3 2. CICH,CH(CH3)2 CH3MgBr a) HO 1. KMnO4 2.SOCI2 d) CH 1. NaCN, DMSO (solvent) 2. LiAIHA 3. H₂O 2. Consider the conjugate bases of each of the following weak acids, then arrange the acids in order of weakest to strongest CI OH он OH
I need some help to answer these following questions. Thanks. 41. Which molecule(s) is/are aromatic? I1...
I need some help to answer these following questions.
Thanks.
41. Which molecule(s) is/are aromatic? I1 IV (A) I only (C) I, III, and IV (B) I and IV (D) I, II, III, and IV OH OH 42. Which Fischer projection represents this structure? HO OH OH H CHO CHO (A) H-OH (B) HOH HOH CH2OH CH2OH CHO HOH CHO но -н CH2OH CH2OH 43. Which is a product of this ozonolysis reaction? 1.03 2. (CH3)2S H O I BHs/THF...
e neatly answer all questions in the space provided. Points for cach question are as ed....
e neatly answer all questions in the space provided. Points for cach question are as ed. Pl ind State in the space provided whether cach of the following molecules is either chiral or chiral (1.5 points cach). a. (IR,2R)-cyclopentane-1,2-diol b. 1,4-dibromobicyclo [2.2. 1 ]heptane c. 1,3-dibromohexane d. trans-2-butene In the space provided rank the substituents in each of the following' sets in order of priority according to the CIP rules, highest = 1 to lowest 5 (1 point each). 2....
organic chemistry II lab help 1-4 plz Post-Lab Questions 1. Give the products from the following...
organic chemistry II lab help 1-4 plz
Post-Lab Questions 1. Give the products from the following reactions Nabi CHOM Nath CH, OH 2. What key IR and NMR absorptions would allow you to determine that the products from the reactions above have been successfully synthesized? Ignore absorption also found in the reactant 3. Nal, usually reacts slowly or not at all with esters. Therefore, LiAlH, is often needed to reduce esters. Why do you think LiAiH, is more reactive than...
Organic Chemistry please help asap 70. What nucleophiles wou cleophiles would form the following compounds as...
Organic Chemistry please help asap
70. What nucleophiles wou cleophiles would form the following compounds as a result of reacting with l-iodobutane? OH SH 11. Draw (R)-2-bromopentane + CHO b. (R)-3-bromo-3-methylheptane + CH,OH c. benzyl chloride + CH CH OH te tollowing reactions: if the products can exist as stereoisomers, show what striscmers are obtained d. allyl chloride + CHOH e. 1-bromo-2-butene + CHO 1. l-bromo-2-butene + CH OH the products obtained from the solvolysis of each of the following...
please help with organic chemistry! mechanisms? 5) The reaction of 2-bromo-1,1-dimethylcyclohexane with methanol gives the following...
please help with organic chemistry! mechanisms?
5) The reaction of 2-bromo-1,1-dimethylcyclohexane with methanol gives the following products. Please provide a detailed explanation to the formation of each product. You should use structures of intermediates in your answer. (8 points). осн, CH,он OCH Br + 6) There are a variety of isomeric 1,2,3,4,5,6-hexachlorocyclohexanes, but one of them does not react with CH3CH20' to give an elimination product. Provide the structure of this compound and briefly explain why it does not react...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick + labels b all & stick + labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. Classify each of the following sugars. (For...
Chemistry help please 3 easy
questions
3. Which are the correct configurations of the two chirality centers (stereocenters) in the following Fischer projection? CHO H HO ОН H CH2OH A. 2R, 3R B. 2R, 3S C. 2S, 3R D. 2S, 3S 4. When a sugar was treated with warm nitric acid it gave an optically active compound. Wohl degradation of the same sugar gave L-glyceraldehyde. The structure of the sugar is CHO -ОН H HO H CHO HO -H HO...
10. (15 pts) Answer the following questions about two disaccharides, (a) maltose, or malt sugar. and (b) lactose, or milk sugar. CH, OH CH OH CH, OH CH, OH + oH HHH OHHO CH OHH OHHA OHN H OH (b) Он н х H OH Maltose contains two glucose monomers joined by an -1.4 glycosidic bond Lactose contains one galactose and one glucose monomer joined by a 14 ghycoside bond (a) (2 pts) Explain what is meant by "a", "1",...
please help!! switching to all online is so hard
50. When the following Fischer projection closes, which is the alpha Haworth form? CH2OH EO A 7 Но он se a cozycy A) a CH2OH a on B) HONE LOH HO CH₂ OH HO C2 C3°" cho CH2OH Lornoon E) Two of these are correct 51. What is the correct relationship between the 2 compounds? CH₂OH сом C=O 40 - OH HOH CH₂OH A) diastereomers B) epimers C) enantionmers and H0+...
organic chemistry help!
1) for each reaction give the expected product
2) consider the conjugate bases, then arrange in order of
weakest to strongest
1. For each reaction give the expected product. 1. N(CH3)3 2. CICH,CH(CH3)2 CH3MgBr a) HO 1. KMnO4 2.SOCI2 d) CH 1. NaCN, DMSO (solvent) 2. LiAIHA 3. H₂O 2. Consider the conjugate bases of each of the following weak acids, then arrange the acids in order of weakest to strongest CI OH он OH
I need some help to answer these following questions.
Thanks.
41. Which molecule(s) is/are aromatic? I1 IV (A) I only (C) I, III, and IV (B) I and IV (D) I, II, III, and IV OH OH 42. Which Fischer projection represents this structure? HO OH OH H CHO CHO (A) H-OH (B) HOH HOH CH2OH CH2OH CHO HOH CHO но -н CH2OH CH2OH 43. Which is a product of this ozonolysis reaction? 1.03 2. (CH3)2S H O I BHs/THF...
e neatly answer all questions in the space provided. Points for cach question are as ed. Pl ind State in the space provided whether cach of the following molecules is either chiral or chiral (1.5 points cach). a. (IR,2R)-cyclopentane-1,2-diol b. 1,4-dibromobicyclo [2.2. 1 ]heptane c. 1,3-dibromohexane d. trans-2-butene In the space provided rank the substituents in each of the following' sets in order of priority according to the CIP rules, highest = 1 to lowest 5 (1 point each). 2....
organic chemistry II lab help 1-4 plz
Post-Lab Questions 1. Give the products from the following reactions Nabi CHOM Nath CH, OH 2. What key IR and NMR absorptions would allow you to determine that the products from the reactions above have been successfully synthesized? Ignore absorption also found in the reactant 3. Nal, usually reacts slowly or not at all with esters. Therefore, LiAlH, is often needed to reduce esters. Why do you think LiAiH, is more reactive than...
Organic Chemistry please help asap
70. What nucleophiles wou cleophiles would form the following compounds as a result of reacting with l-iodobutane? OH SH 11. Draw (R)-2-bromopentane + CHO b. (R)-3-bromo-3-methylheptane + CH,OH c. benzyl chloride + CH CH OH te tollowing reactions: if the products can exist as stereoisomers, show what striscmers are obtained d. allyl chloride + CHOH e. 1-bromo-2-butene + CHO 1. l-bromo-2-butene + CH OH the products obtained from the solvolysis of each of the following...
please help with organic chemistry! mechanisms?
5) The reaction of 2-bromo-1,1-dimethylcyclohexane with methanol gives the following products. Please provide a detailed explanation to the formation of each product. You should use structures of intermediates in your answer. (8 points). осн, CH,он OCH Br + 6) There are a variety of isomeric 1,2,3,4,5,6-hexachlorocyclohexanes, but one of them does not react with CH3CH20' to give an elimination product. Provide the structure of this compound and briefly explain why it does not react...
Name the following aldoses. (Include in the names the stereochemical designation D or L and, where appropriate, the configuration of the anomeric carbon, alpha or beta. This question is case-sensitive, so capitalize only the D or L.) ball & stick + labels b all & stick + labels The following model is that of an aldopentose: ball & stick - + labels Draw the alpha anomer of the sugar in its furanose form. Classify each of the following sugars. (For...
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