Come up with a hypothesis (2-3 sentences) explaining why food dye molecules will not distill along...
Come up with a hypothesis (2-3 sentences) explaining why food dye molecules will not distill along with the water.
Homework Answers
ANS-the food dye is a nonvolatile component and will not co-distill with the water. [that's why food dye molecule will not distill along with water] THANK YOU VERY MUCH .HOPE THIS WILL HELP YOU GOOD LUCK
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Come up with a hypothesis (2-3 sentences) explaining why food
dye molecules will not distill along...
Come up with a hypothesis why a certain mutation is more likely to occur in male...
Come up with a hypothesis why a certain mutation is more likely to occur in male meiosis or female meiosis. Consider the differences between male and female meiosis and how point mutations, inversions, or deletions can occur.
Why can we never accept the null hypothesis? [2 sentences]
Why can we never accept the null hypothesis? [2 sentences]
LEILU.23.27 Eugenia Bueso-Alas: Attempt 2 UUTUUU-Dye SD Incorrectly Low Question 3 (20 points) An unknown food-dye...
LEILU.23.27 Eugenia Bueso-Alas: Attempt 2 UUTUUU-Dye SD Incorrectly Low Question 3 (20 points) An unknown food-dye is analyzed by the method used in this experiment. The absorbance of 5 standard solutions is plotted vs. their concentration (molarity) and a straight line is obtained with the formula: Abs = 4.350x +0.06 An unknown food-dye soluton is diluted and it's absorbance is found to be 0.65. What is the molarity of the diluted unknown, to two significant figures? Do not type units...
[8 5. The food additive "Red Dye Number 2" was fed to 44 rats at a low dose and to 44 rats at a h...
[8 5. The food additive "Red Dye Number 2" was fed to 44 rats at a low dose and to 44 rats at a high dose. Later the rats were examined for tumors, and the results were as follows: Low Dose High Dose Total 18 Tumor present No tumor Total 14 10 | 30| 70 3(a) What is an appropriate basic distribution for this data? What assumptions are required for this distribution to hold? (b) Derive the likelihood ratio statistic...
Need help for questions 2 and 4 G. C. 1-7 Determination of the Dye Concentration in...
Need help for questions 2 and 4
G. C. 1-7 Determination of the Dye Concentration in a Powdered Drink G. C. 1-7: PART 2 GROUP DISCUSSION QUESTIONS Lab partners' name: 1. Your TA will provide you with the correct concentration of the dye in the powdered drink solution. Calculate the percentage error for your data. (experimental value - accepted value) accepted value 2. The empirical formula for the Brilliant Blue dye is CanHyN,O,S, Na2 and the formula weight i 79286...
QUESTION 2 You track your dog's motion along a hallway, and come up with this graph....
QUESTION 2 You track your dog's motion along a hallway, and come up with this graph. V (m/s) 2 t (s) 0 Att-0, your dog is at 2m. At t-4s, your dog's position is m/s? m, velocity is m/s, and acceleration is
l picked ventricular tachycardia. Why would be a GOOD hypothesis that is (specific, testable & reasonable) abou...
l picked ventricular tachycardia. Why would be a GOOD hypothesis that is (specific, testable & reasonable) about the intended drug would have to help patients with ventricular tachycardia. Your group works at a pharmaceutical company that is developing medication to treat these types of heart arrhythmia: e atrial flutter . AV block ventricular fibrillation * ventricular tachycardia Pick ONE of these four types. Do some research and come up with a hypothetical drug to treat this arrhythmia: 1. Provide background...
please Question #3: Xylene cyanol is a commonly utilized dye in biological study of macromolecules. The...
please
Question #3: Xylene cyanol is a commonly utilized dye in biological study of macromolecules. The chemical formula is C25H27N2NaO6S2 and the molecular weight is 538.61 Da. You are given 10mL of a stock solution of xylene cyanol that contains a starting concentration of 135 millimolar a. What is the concentration of the stock solution in mg/mL? In ug/mL (micrograms)? b. You lab partner sets up the following dilutions: Water (mL) Xylene stock (mL) 2.5 6.3 1 1.234 0.150 3.5...
a) Explain why the Demand Curve is downward-sloping (2 sentences max.) b) Under which circumstances do...
a) Explain why the Demand Curve is downward-sloping (2 sentences max.) b) Under which circumstances do we move up the supply curve as opposed to shifting the whole curve? (2 sentences max.) c) What is the difference between a "normal" and "inferior" good? For which demand shifter is this distinction particularly important? (3 sentences max.) d) State a good that you deem “inferior”. Briefly explain why (1 sentence max.). 1
Can you come up with a healthcare buget plan for 3 years for adolescent teens in...
Can you come up with a healthcare buget plan for 3 years for adolescent teens in Bushwick, New York that totals up to $1,000,000? This plan must include budgeting for: 1. training costs 2. licensing 3. public transportation (i.e. bus, and train fare) 4. permits (i.e. parks) 5. food catering 6. incentive costs 7. event costs 8. administration costs 9. advertising/literacy 10. supplies 11. fundraising/government grants 12. rental space 13. registration as a non profit organization
LEILU.23.27 Eugenia Bueso-Alas: Attempt 2 UUTUUU-Dye SD Incorrectly Low Question 3 (20 points) An unknown food-dye is analyzed by the method used in this experiment. The absorbance of 5 standard solutions is plotted vs. their concentration (molarity) and a straight line is obtained with the formula: Abs = 4.350x +0.06 An unknown food-dye soluton is diluted and it's absorbance is found to be 0.65. What is the molarity of the diluted unknown, to two significant figures? Do not type units...
[8 5. The food additive "Red Dye Number 2" was fed to 44 rats at a low dose and to 44 rats at a high dose. Later the rats were examined for tumors, and the results were as follows: Low Dose High Dose Total 18 Tumor present No tumor Total 14 10 | 30| 70 3(a) What is an appropriate basic distribution for this data? What assumptions are required for this distribution to hold? (b) Derive the likelihood ratio statistic...
Need help for questions 2 and 4
G. C. 1-7 Determination of the Dye Concentration in a Powdered Drink G. C. 1-7: PART 2 GROUP DISCUSSION QUESTIONS Lab partners' name: 1. Your TA will provide you with the correct concentration of the dye in the powdered drink solution. Calculate the percentage error for your data. (experimental value - accepted value) accepted value 2. The empirical formula for the Brilliant Blue dye is CanHyN,O,S, Na2 and the formula weight i 79286...
QUESTION 2 You track your dog's motion along a hallway, and come up with this graph. V (m/s) 2 t (s) 0 Att-0, your dog is at 2m. At t-4s, your dog's position is m/s? m, velocity is m/s, and acceleration is
l picked ventricular tachycardia. Why would be a GOOD hypothesis that is (specific, testable & reasonable) about the intended drug would have to help patients with ventricular tachycardia. Your group works at a pharmaceutical company that is developing medication to treat these types of heart arrhythmia: e atrial flutter . AV block ventricular fibrillation * ventricular tachycardia Pick ONE of these four types. Do some research and come up with a hypothetical drug to treat this arrhythmia: 1. Provide background...
please
Question #3: Xylene cyanol is a commonly utilized dye in biological study of macromolecules. The chemical formula is C25H27N2NaO6S2 and the molecular weight is 538.61 Da. You are given 10mL of a stock solution of xylene cyanol that contains a starting concentration of 135 millimolar a. What is the concentration of the stock solution in mg/mL? In ug/mL (micrograms)? b. You lab partner sets up the following dilutions: Water (mL) Xylene stock (mL) 2.5 6.3 1 1.234 0.150 3.5...
a) Explain why the Demand Curve is downward-sloping (2 sentences max.) b) Under which circumstances do we move up the supply curve as opposed to shifting the whole curve? (2 sentences max.) c) What is the difference between a "normal" and "inferior" good? For which demand shifter is this distinction particularly important? (3 sentences max.) d) State a good that you deem “inferior”. Briefly explain why (1 sentence max.). 1
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