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organic chemistry help!! please help answer questions
1,2,3.
2. Describe the changes expected in the IR...
please help on questions 2 ans 3 EX AA = = = = Es Styles Style...
please help on questions 2 ans 3
EX AA = = = = Es Styles Style X ASA abr - Pane 2. Given the following experimental data calculate the percent yield for the product of the So- dium Borohydride Reduction portion of the experiment. Compound Amount Ethyl Acetoacetate 2.45 mL NaBH 0.4327 (9) Product + Round Bottom Flask 60.335 Round Bottom Flask 59.660 3. Given the following experimental data calculate the percent yield for the product of the En- zymatic...
ORGANIC CHEMISTRY Can someone help me understand these questions? Please include an explanation with the answer....
ORGANIC CHEMISTRY
Can someone help me understand these questions? Please include
an explanation with the answer. Thank you!
0 1. Consider the structure of ethyl 3-methylbutanoate shown here: a. Predict 3 peaks you would expect to see in the mass spectrum of this compound. Draw the fragments which give rise to each of your peaks ㄇ b. Predict 3 peaks you would expect to see in the IR spectrum of this compound. Include information about what causes each of your...
Exam # 4 in Organic chemistry 252 Student's Name - Answer the following Questions 1. What...
Exam # 4 in Organic chemistry 252 Student's Name - Answer the following Questions 1. What is the correct name for the following compound? Y Y (CH.CHCH.COCH.CH a. 2-methyl-4-hexanone c. 2-methyl-3-hexanone b. 5-methyl-3-hexanone d. ethyl isopropyl ketonel. 2. Which of the following statements is incorrect regarding the compound propanal. a. The carbonyl carbon is sp hybridized b. In solution propanal is in equilibrium with 1-propen-1-ol c. The carbonyl carbon is susceptible to electrophilic attack d. The carbonyl oxygen is readily...
I did an experiment where I synthesized 2-phenyl-2-propanol using the grignard reaction. please help me answer these lab questions Reagents Moles of Reagent 0.00142 moles (0.224 g)bromoben...
I did an experiment where I synthesized
2-phenyl-2-propanol using the grignard reaction. please help me
answer these lab questions
Reagents Moles of Reagent 0.00142 moles (0.224 g)bromobenzene 0.00712 mol (0.173 g) 2 mL of THF (n/a moles) tetrahydrofuran 0.00142 mol (0.083g, 0.11mL) acetone, HPLC grade, anh Reagent Name FW 157.75 24.31 n/a 58 Comments Mg powder grind before using must be anhydrous must be anhydrous Pre-Lab Assignment: 1. Determine the volume (mL) of bromobenzene needed for the experiment. Obtain the...
The following questions are from an experiment titled Friedel-Crafts Alkylation for Organic Chemistry II Lab. There...
The following questions are from an experiment titled
Friedel-Crafts Alkylation for Organic Chemistry II Lab. There are
pictures attached of the lab manual.
2) Is this method a good route for the preparation of
p-sec-butyltoulene? Give reasons for your answer.
3) Why do you use a large excess of toulene. What are its
functions?
4) What is the purpose for adding the hydrochloric acid to the
water in the separatory funnel in step 5? Hint: If no acid is
added,...
Need help, numbers 3-6 please show work. and fill out table of chemicals for all chemical...
Need help, numbers 3-6 please show work. and fill out table of
chemicals for all chemical used.
calculate mmol in the table as well show work please
and each of these must be listed in its own row. There are 10 column headings: IUPAC name OR common name, structure, CAS number (Chemical Abstract Service number) molecular mass, melting point (if applicable), boiling point (if applicable), solubility (in water, if applicable), density, amounts to be used in the experiment, and the...
please help on questions 2 ans 3
EX AA = = = = Es Styles Style X ASA abr - Pane 2. Given the following experimental data calculate the percent yield for the product of the So- dium Borohydride Reduction portion of the experiment. Compound Amount Ethyl Acetoacetate 2.45 mL NaBH 0.4327 (9) Product + Round Bottom Flask 60.335 Round Bottom Flask 59.660 3. Given the following experimental data calculate the percent yield for the product of the En- zymatic...
ORGANIC CHEMISTRY
Can someone help me understand these questions? Please include
an explanation with the answer. Thank you!
0 1. Consider the structure of ethyl 3-methylbutanoate shown here: a. Predict 3 peaks you would expect to see in the mass spectrum of this compound. Draw the fragments which give rise to each of your peaks ㄇ b. Predict 3 peaks you would expect to see in the IR spectrum of this compound. Include information about what causes each of your...
Exam # 4 in Organic chemistry 252 Student's Name - Answer the following Questions 1. What is the correct name for the following compound? Y Y (CH.CHCH.COCH.CH a. 2-methyl-4-hexanone c. 2-methyl-3-hexanone b. 5-methyl-3-hexanone d. ethyl isopropyl ketonel. 2. Which of the following statements is incorrect regarding the compound propanal. a. The carbonyl carbon is sp hybridized b. In solution propanal is in equilibrium with 1-propen-1-ol c. The carbonyl carbon is susceptible to electrophilic attack d. The carbonyl oxygen is readily...
I did an experiment where I synthesized
2-phenyl-2-propanol using the grignard reaction. please help me
answer these lab questions
Reagents Moles of Reagent 0.00142 moles (0.224 g)bromobenzene 0.00712 mol (0.173 g) 2 mL of THF (n/a moles) tetrahydrofuran 0.00142 mol (0.083g, 0.11mL) acetone, HPLC grade, anh Reagent Name FW 157.75 24.31 n/a 58 Comments Mg powder grind before using must be anhydrous must be anhydrous Pre-Lab Assignment: 1. Determine the volume (mL) of bromobenzene needed for the experiment. Obtain the...
The following questions are from an experiment titled
Friedel-Crafts Alkylation for Organic Chemistry II Lab. There are
pictures attached of the lab manual.
2) Is this method a good route for the preparation of
p-sec-butyltoulene? Give reasons for your answer.
3) Why do you use a large excess of toulene. What are its
functions?
4) What is the purpose for adding the hydrochloric acid to the
water in the separatory funnel in step 5? Hint: If no acid is
added,...
Need help, numbers 3-6 please show work. and fill out table of
chemicals for all chemical used.
calculate mmol in the table as well show work please
and each of these must be listed in its own row. There are 10 column headings: IUPAC name OR common name, structure, CAS number (Chemical Abstract Service number) molecular mass, melting point (if applicable), boiling point (if applicable), solubility (in water, if applicable), density, amounts to be used in the experiment, and the...
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