Homework Answers
I will use liquid chromatography method for the purification.
As distillation can't be used for the liquid mixture of close boiling point liquids.
Hope it helps....pls do upvote
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QUESTION 11 You are given a mixture of liquids in the lab. You are told that...
both questions please An intern purifying a mixture of two liquid compounds and notice that the...
both questions please
An intern purifying a mixture of two liquid compounds and notice that the difference between the compounds boiling points was 88°C. Can the intern do a simple distillation to purify with this mixture of compounds? And Why? TTT Arial 3(12pt) 4T. . . . 025 Path:p Words:0 QUESTION 20 The polarity of the compound is not needed to complete an extraction with the separatory funnel. True False
QUESTION 24 You are to prepare 45 mEq for addition to an IV solution. The solution...
QUESTION 24 You are to prepare 45 mEq for addition to an IV solution. The solution available is 10 mEq in 25 mL. TTT Arial : 3 (12pt) TE E 5.0 25 Pathop QUESTION 25 You have available 0.2 g in 2 mL. Draw up a dosage of 100 mg. TTT Arial 3 (121) TEE225 Click Save and Submit to save and submit. Click Save All Answers to save all answers
QUESTION 18 1 points Save Answer For question 17, there were 15 children in each group,...
QUESTION 18 1 points Save Answer For question 17, there were 15 children in each group, so the df = 28. The obtained t was 1.95. Was the effect significant? Defend your reasoning. TTT Arial 3 (12pt) TE 2 Qis Path: Words:0 Save Answer QUESTION 19 2 points For the question 17 example, the mean performance on the logical problem solving test for the Nintendo group was 75, the mean for the TV group was 72. Write the results using...
3. A mixture of two miscible liquids with widely different boiling points is distilled. The temperature of the vapo...
3. A mixture of two miscible liquids with widely different boiling points is distilled. The temperature of the vapor is observed to plateau and then drop before rising again. Explain this temperature drop. (3 points) 4. If you doubled the length of the fractional distillation column, what would be the advantages and disadvantages? (3 points) 5. Why is better separation of two liquids achieved by slower heating of a mixture? (3 points)
Pan QUESTION 2 What does the acronym SDS-PAGE stand for? How is this technique applied within...
Pan QUESTION 2 What does the acronym SDS-PAGE stand for? How is this technique applied within the lab? Applied as a bioanalytical method, what information does SDS-PAGE provide? TTT Arial 3(121) T.E.E. .22 Pathp QUESTION 3 Compare and contrast ELISA and Western blotting. Describe the theoretical basis of function and experimental information that can be gained from each technique. TTT Arial 3 (12pt) T.E.E . ES Path:p QUESTION 4 Click Save and Submit to save and submit. Click Save All...
QUESTION 17 The drug is labeled 50 mEq in 15 mL. Prepare a dose of 90...
QUESTION 17 The drug is labeled 50 mEq in 15 mL. Prepare a dose of 90 mEq. TTT Arial : 3 (12pt) T. . . . Path:p QUESTION 18 The drug is labeled 80 mg in 4 mL. The order is for 120 mg. TTT Arial 3 (121) • T. -E . Click Save and Suburnt to save and submit. Click Save All Answers to save all ans . 90 * w QUESTION 19 The label reads 20 mg in...
LAB 2A SEPARATION OF LIQUIDS BY SIMPLE DISTILLATION ANALYSIS BY GAS CHROMATOGRAPHY LAB 2A Pre-Lab Questions...
LAB 2A SEPARATION OF LIQUIDS BY SIMPLE DISTILLATION ANALYSIS BY GAS CHROMATOGRAPHY LAB 2A Pre-Lab Questions NAME DATE LAB SECTION Answer the following questions in the pre-lab section of your notebook. 1. Which compound, acetone or 1-propanol, has the higher boiling point? Why? 2. Do you expect acetone to be soluble in 1-propanol? Why or why not? Model: For this question, you will be graded on completion, rather than correctness of the model. In the post-lab, you will be asked...
Organic Chemistry Lab Experiment 117-02 Distillation and Boiling Points- POST LAB WORKSHEET (5 pts) Consider the...
Organic Chemistry Lab Experiment 117-02 Distillation and Boiling Points- POST LAB WORKSHEET (5 pts) Consider the phase diagram below for miscible liquids 'A' and 'B 4. 120 110 100 90 80 70 0 mol% A 20 40 80 60 100 100 mol% B 60 80 40 20 a) What is the boiling point of pure 'A'? b) What is the boiling point of pure 'B'? c) What is the boiling point of an 50:50 mixture of 'A' and 'B'? d)...
Please help me with this question please. QUESTION 1 3 points (Extra Credit) Save Answer As...
Please help me with this question please.
QUESTION 1 3 points (Extra Credit) Save Answer As a community health educator, how would you present: What effects does alcohol or drug use have influence on the likelihood of college students spreading an STI? TTT 쫓Paragraph Arial 3 (12pt) :0 Click Save and Submit to save and submit. Click Save All Answers to save all answers. All Answers Save and Submit
QUESTION 5 A protein is involved in gene expression. You study it and fins that it...
QUESTION 5 A protein is involved in gene expression. You study it and fins that it has a Helix turn helix domain. What is the protein likely to be (ie, what does a helix turn helix domain indicate)? TTT Arial 3(12pt) T.E.E. O S Path:p Words:0 QUESTION 6 You find that when you remove this molecule from the cells the expression of the gene it regulates rises. Is this element a repressor or an activator? TT T Arial - 3...
both questions please
An intern purifying a mixture of two liquid compounds and notice that the difference between the compounds boiling points was 88°C. Can the intern do a simple distillation to purify with this mixture of compounds? And Why? TTT Arial 3(12pt) 4T. . . . 025 Path:p Words:0 QUESTION 20 The polarity of the compound is not needed to complete an extraction with the separatory funnel. True False
QUESTION 24 You are to prepare 45 mEq for addition to an IV solution. The solution available is 10 mEq in 25 mL. TTT Arial : 3 (12pt) TE E 5.0 25 Pathop QUESTION 25 You have available 0.2 g in 2 mL. Draw up a dosage of 100 mg. TTT Arial 3 (121) TEE225 Click Save and Submit to save and submit. Click Save All Answers to save all answers
QUESTION 18 1 points Save Answer For question 17, there were 15 children in each group, so the df = 28. The obtained t was 1.95. Was the effect significant? Defend your reasoning. TTT Arial 3 (12pt) TE 2 Qis Path: Words:0 Save Answer QUESTION 19 2 points For the question 17 example, the mean performance on the logical problem solving test for the Nintendo group was 75, the mean for the TV group was 72. Write the results using...
3. A mixture of two miscible liquids with widely different boiling points is distilled. The temperature of the vapor is observed to plateau and then drop before rising again. Explain this temperature drop. (3 points) 4. If you doubled the length of the fractional distillation column, what would be the advantages and disadvantages? (3 points) 5. Why is better separation of two liquids achieved by slower heating of a mixture? (3 points)
Pan QUESTION 2 What does the acronym SDS-PAGE stand for? How is this technique applied within the lab? Applied as a bioanalytical method, what information does SDS-PAGE provide? TTT Arial 3(121) T.E.E. .22 Pathp QUESTION 3 Compare and contrast ELISA and Western blotting. Describe the theoretical basis of function and experimental information that can be gained from each technique. TTT Arial 3 (12pt) T.E.E . ES Path:p QUESTION 4 Click Save and Submit to save and submit. Click Save All...
QUESTION 17 The drug is labeled 50 mEq in 15 mL. Prepare a dose of 90 mEq. TTT Arial : 3 (12pt) T. . . . Path:p QUESTION 18 The drug is labeled 80 mg in 4 mL. The order is for 120 mg. TTT Arial 3 (121) • T. -E . Click Save and Suburnt to save and submit. Click Save All Answers to save all ans . 90 * w QUESTION 19 The label reads 20 mg in...
LAB 2A SEPARATION OF LIQUIDS BY SIMPLE DISTILLATION ANALYSIS BY GAS CHROMATOGRAPHY LAB 2A Pre-Lab Questions NAME DATE LAB SECTION Answer the following questions in the pre-lab section of your notebook. 1. Which compound, acetone or 1-propanol, has the higher boiling point? Why? 2. Do you expect acetone to be soluble in 1-propanol? Why or why not? Model: For this question, you will be graded on completion, rather than correctness of the model. In the post-lab, you will be asked...
Organic Chemistry Lab Experiment 117-02 Distillation and Boiling Points- POST LAB WORKSHEET (5 pts) Consider the phase diagram below for miscible liquids 'A' and 'B 4. 120 110 100 90 80 70 0 mol% A 20 40 80 60 100 100 mol% B 60 80 40 20 a) What is the boiling point of pure 'A'? b) What is the boiling point of pure 'B'? c) What is the boiling point of an 50:50 mixture of 'A' and 'B'? d)...
Please help me with this question please.
QUESTION 1 3 points (Extra Credit) Save Answer As a community health educator, how would you present: What effects does alcohol or drug use have influence on the likelihood of college students spreading an STI? TTT 쫓Paragraph Arial 3 (12pt) :0 Click Save and Submit to save and submit. Click Save All Answers to save all answers. All Answers Save and Submit
QUESTION 5 A protein is involved in gene expression. You study it and fins that it has a Helix turn helix domain. What is the protein likely to be (ie, what does a helix turn helix domain indicate)? TTT Arial 3(12pt) T.E.E. O S Path:p Words:0 QUESTION 6 You find that when you remove this molecule from the cells the expression of the gene it regulates rises. Is this element a repressor or an activator? TT T Arial - 3...
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