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Operational Organic Chemistry résumés
John W. Lehman - ISBN: 9780136000921
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Afficher tous les 6 résumés de Operational Organic Chemistry, écrits par John W. Lehman. Les résumés de Operational Organic Chemistry sur Stuvia sont écrits par des étudiants ou des enseignants, ce qui facilite et accélère la compréhension du contenu du manuel. Trouver le résumé qui correspond parfaitement à votre style d'apprentissage rendra l'étude beaucoup plus facile.
Résumés les plus vendus pour Operational Organic Chemistry
This document answers the following questions:
1. a) Describe any evidence that a chemical reaction occurred when you added 6 M HCl to the solution of sodium acetylsalicylate. b) Explain why the changes that you observed took place
2. Describe and explain the possible effect on your results if you mistakenly extracted the dichloromethane solution with 5% HCl rather than 5% NaHCO3.
3. Show clearly how you calculated your percent recovery.
4. Show clearly how you calculated percent composition of ...
- Réponses
- • 3 pages •
This document answers the following questions:
1. a) Describe any evidence that a chemical reaction occurred when you added 6 M HCl to the solution of sodium acetylsalicylate. b) Explain why the changes that you observed took place
2. Describe and explain the possible effect on your results if you mistakenly extracted the dichloromethane solution with 5% HCl rather than 5% NaHCO3.
3. Show clearly how you calculated your percent recovery.
4. Show clearly how you calculated percent composition of ...
This document answers the following questions:
1. Show how you calculated the percent recovery of your product.
2. An unknown compount X is one of the three compounds listed below. A mixture of X with benzoic acid melts at 89°C, a mixture of X with phenyl succinate melts at 120°C, and a mixture of X with m-aminophenol melts at 102°C. Give the identity of X and explain your reasoning.
3. Tell how each of the following experimental errors will affect your experimental results (yield, purity, or...
- Réponses
- • 3 pages •
This document answers the following questions:
1. Show how you calculated the percent recovery of your product.
2. An unknown compount X is one of the three compounds listed below. A mixture of X with benzoic acid melts at 89°C, a mixture of X with phenyl succinate melts at 120°C, and a mixture of X with m-aminophenol melts at 102°C. Give the identity of X and explain your reasoning.
3. Tell how each of the following experimental errors will affect your experimental results (yield, purity, or...
The document answers the following questions:
1. Suppose you carry out a TLC separation of acetaminophen and phenacetin on silica gel using a nonpolar developing solvent. Which would have a higher Rf value and why?
2. What will be the possible effect on your results of the following experimental errors or variations? a) You allowed your chromatogram to develop too long, and you couldn't find the solvent front. b) You marked the starting line with a ballpoint pen. c) When the TLC plate was place...
- Réponses
- • 3 pages •
The document answers the following questions:
1. Suppose you carry out a TLC separation of acetaminophen and phenacetin on silica gel using a nonpolar developing solvent. Which would have a higher Rf value and why?
2. What will be the possible effect on your results of the following experimental errors or variations? a) You allowed your chromatogram to develop too long, and you couldn't find the solvent front. b) You marked the starting line with a ballpoint pen. c) When the TLC plate was place...
Includes the following questions and answers:
1. Under which class of substitution reaction (SN1 or SN2) does this reaction appear to fall? Explain
2. Considering the two resonance structures of the conjugate base of saccharin, which atom (N or O) bears more of the negative charge? Explain why?
3. What will be the possible effect on your results if you used water as the reaction solvent instead of dimethylformamide (DMF)?
4. Most compounds that contain N-H bonds are basic but saccharin is acidic...
- Réponses
- • 3 pages •
Includes the following questions and answers:
1. Under which class of substitution reaction (SN1 or SN2) does this reaction appear to fall? Explain
2. Considering the two resonance structures of the conjugate base of saccharin, which atom (N or O) bears more of the negative charge? Explain why?
3. What will be the possible effect on your results if you used water as the reaction solvent instead of dimethylformamide (DMF)?
4. Most compounds that contain N-H bonds are basic but saccharin is acidic...
Includes the answers to the following questions:
1. Show clearly how you calculated your percent yield of benzoic acid in this experiment.
2. After mixing the reactants to form a precipitate, the beaker containing the precipitate was cooled in a large beaker containing ice. What is the purpose of this cooling?
3. When you lower the pH of the solution containing aqueous sodium benzoate, precipitate forms. What will happen if you then raise the pH by adding aqueous NaOH?
4. The procedure called fo...
- Réponses
- • 3 pages •
Includes the answers to the following questions:
1. Show clearly how you calculated your percent yield of benzoic acid in this experiment.
2. After mixing the reactants to form a precipitate, the beaker containing the precipitate was cooled in a large beaker containing ice. What is the purpose of this cooling?
3. When you lower the pH of the solution containing aqueous sodium benzoate, precipitate forms. What will happen if you then raise the pH by adding aqueous NaOH?
4. The procedure called fo...
This document will answer the following questions:
1. What gas escaped during the sodium bicarbonate washing? Write balanced equations for two reactions that took place during this operation.
2. Describe and explain how each of the following experimental errors or variations might affect your results. a) You forgot to add sulfuric acid. c) You failed to dry the reaction flask after washing with water (flask used for reflux).
3. The expected yield of isopentyl acetate is 16.7g when 150 mmol of is...
- Réponses
- • 3 pages •
This document will answer the following questions:
1. What gas escaped during the sodium bicarbonate washing? Write balanced equations for two reactions that took place during this operation.
2. Describe and explain how each of the following experimental errors or variations might affect your results. a) You forgot to add sulfuric acid. c) You failed to dry the reaction flask after washing with water (flask used for reflux).
3. The expected yield of isopentyl acetate is 16.7g when 150 mmol of is...
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Derniers résumés de Operational Organic Chemistry
This document answers the following questions:
1. a) Describe any evidence that a chemical reaction occurred when you added 6 M HCl to the solution of sodium acetylsalicylate. b) Explain why the changes that you observed took place
2. Describe and explain the possible effect on your results if you mistakenly extracted the dichloromethane solution with 5% HCl rather than 5% NaHCO3.
3. Show clearly how you calculated your percent recovery.
4. Show clearly how you calculated percent composition of ...
- Réponses
- • 3 pages •
This document answers the following questions:
1. a) Describe any evidence that a chemical reaction occurred when you added 6 M HCl to the solution of sodium acetylsalicylate. b) Explain why the changes that you observed took place
2. Describe and explain the possible effect on your results if you mistakenly extracted the dichloromethane solution with 5% HCl rather than 5% NaHCO3.
3. Show clearly how you calculated your percent recovery.
4. Show clearly how you calculated percent composition of ...
This document answers the following questions:
1. Show how you calculated the percent recovery of your product.
2. An unknown compount X is one of the three compounds listed below. A mixture of X with benzoic acid melts at 89°C, a mixture of X with phenyl succinate melts at 120°C, and a mixture of X with m-aminophenol melts at 102°C. Give the identity of X and explain your reasoning.
3. Tell how each of the following experimental errors will affect your experimental results (yield, purity, or...
- Réponses
- • 3 pages •
This document answers the following questions:
1. Show how you calculated the percent recovery of your product.
2. An unknown compount X is one of the three compounds listed below. A mixture of X with benzoic acid melts at 89°C, a mixture of X with phenyl succinate melts at 120°C, and a mixture of X with m-aminophenol melts at 102°C. Give the identity of X and explain your reasoning.
3. Tell how each of the following experimental errors will affect your experimental results (yield, purity, or...
The document answers the following questions:
1. Suppose you carry out a TLC separation of acetaminophen and phenacetin on silica gel using a nonpolar developing solvent. Which would have a higher Rf value and why?
2. What will be the possible effect on your results of the following experimental errors or variations? a) You allowed your chromatogram to develop too long, and you couldn't find the solvent front. b) You marked the starting line with a ballpoint pen. c) When the TLC plate was place...
- Réponses
- • 3 pages •
The document answers the following questions:
1. Suppose you carry out a TLC separation of acetaminophen and phenacetin on silica gel using a nonpolar developing solvent. Which would have a higher Rf value and why?
2. What will be the possible effect on your results of the following experimental errors or variations? a) You allowed your chromatogram to develop too long, and you couldn't find the solvent front. b) You marked the starting line with a ballpoint pen. c) When the TLC plate was place...
Includes the following questions and answers:
1. Under which class of substitution reaction (SN1 or SN2) does this reaction appear to fall? Explain
2. Considering the two resonance structures of the conjugate base of saccharin, which atom (N or O) bears more of the negative charge? Explain why?
3. What will be the possible effect on your results if you used water as the reaction solvent instead of dimethylformamide (DMF)?
4. Most compounds that contain N-H bonds are basic but saccharin is acidic...
- Réponses
- • 3 pages •
Includes the following questions and answers:
1. Under which class of substitution reaction (SN1 or SN2) does this reaction appear to fall? Explain
2. Considering the two resonance structures of the conjugate base of saccharin, which atom (N or O) bears more of the negative charge? Explain why?
3. What will be the possible effect on your results if you used water as the reaction solvent instead of dimethylformamide (DMF)?
4. Most compounds that contain N-H bonds are basic but saccharin is acidic...
Includes the answers to the following questions:
1. Show clearly how you calculated your percent yield of benzoic acid in this experiment.
2. After mixing the reactants to form a precipitate, the beaker containing the precipitate was cooled in a large beaker containing ice. What is the purpose of this cooling?
3. When you lower the pH of the solution containing aqueous sodium benzoate, precipitate forms. What will happen if you then raise the pH by adding aqueous NaOH?
4. The procedure called fo...
- Réponses
- • 3 pages •
Includes the answers to the following questions:
1. Show clearly how you calculated your percent yield of benzoic acid in this experiment.
2. After mixing the reactants to form a precipitate, the beaker containing the precipitate was cooled in a large beaker containing ice. What is the purpose of this cooling?
3. When you lower the pH of the solution containing aqueous sodium benzoate, precipitate forms. What will happen if you then raise the pH by adding aqueous NaOH?
4. The procedure called fo...
This document will answer the following questions:
1. What gas escaped during the sodium bicarbonate washing? Write balanced equations for two reactions that took place during this operation.
2. Describe and explain how each of the following experimental errors or variations might affect your results. a) You forgot to add sulfuric acid. c) You failed to dry the reaction flask after washing with water (flask used for reflux).
3. The expected yield of isopentyl acetate is 16.7g when 150 mmol of is...
- Réponses
- • 3 pages •
This document will answer the following questions:
1. What gas escaped during the sodium bicarbonate washing? Write balanced equations for two reactions that took place during this operation.
2. Describe and explain how each of the following experimental errors or variations might affect your results. a) You forgot to add sulfuric acid. c) You failed to dry the reaction flask after washing with water (flask used for reflux).
3. The expected yield of isopentyl acetate is 16.7g when 150 mmol of is...
Avez-vous des documents qui correspondent à ce livre ? Vendez-les et gagnez de l'argent avec vos connaissances !
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