Exercise 14.85-Enhanced-with FeedbackMISSED THIS? Read Section 14.6 (Pa601 613)Watch KCV 14.0A solution containing 27 25 mg of an unknown proteinper 30.0 ml. of solution was found to have an osmoticpressure of 3.00 torr at 26 "CPart AWhat is the molar mass of the protein?Express your answer in grams per mole to three significant figures.VAZmolar mass=E/molSubmit Previs Answers Requ19 of 21

MISSED THIS? Read Section 146 (Pas 601 63 Watch KGV 14.6 A solution containing 27 25 ung of an unknown protein per 30.0 mL of solution was found to have an osmotic pressure of 3.60 torr at 26 "C Part A What is the molar mass of the protein? Express your answer in grams per mole to three significant figures. VAZ 0 2 molar mass= Submit Previs Answers t

MISSED THIS? Read Section 146 (Pas 601 63 Watch KGV 14.6 A solution containing 27 25 ung of an unknown protein per 30.0 mL of solution was found to have an osmotic pressure of 3.60 torr at 26 "C Part A What is the molar mass of the protein? Express your answer in grams per mole to three significant figures. VAZ 0 2 molar mass= Submit Previs Answers t

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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A biochemical engineer isolates a bacterial gene fragment and dissolves a 11.5-mg sample in enough water to make 30.0 mL. of solution. The osmotic pressure of the solution is 0.340 torr at 25.0 "C. Assume the gene fragment does not dissociate into multiple ions when added to the solution. Be sure each of your answer entries has the correct number of significant figures. Note: Reference the Conversion factors for non-SI units table for additional information. Note: Reference the fundamental constants table for additional information. Note: Reference the Molal freezing point depression and boiling point elevation constants table for additional information. Part 1 of 2 What is the molar mass of the gene fragment? mal Part 2 of 2 0.8 If the solution density is 0.997 how large is the freezing point depression for this solution? ml. 'C D.P G ala 14 E
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AMoving to another question will S When 1.373 g of a nonelectrolytic substance was dissolved in enough benzene to make 0.166 L of solution, the osmotic pressure was found to be 1 torr at 21.3 °C. What is the molar mass (g mol) of this substance? (the answer should be entered with 3 significant figures; do not enter units; give answer in scientific notation--valid notation examples include 1.23e-8 and 1.23e8 and-1.23e-4 and 1.23e0) Questlen 28 EQuestion 28 of 29 A Moving to another question will save this response. 40 S80. & 60 2 24 4 %23 6 9 delete 7. E R Y enter S L K return ock V B N alt atrol option mand command option
151. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The osmotic pressure of this solution is measured to be 0.0362 atm at 25.0 °C. Calculate the molar mass of the protein. Be sure your answer has the correct number of significant digits. olo 18 Ar g Ox10 mol Explanation Check © 2021 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility www ww w m
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Which aqueous solution all at 25 oC will have the lowest osmotic pressure? Π = MRT and Π = i MRT R = 0.0821 (L·atm)/(mol·K) Group of answer choices 0.05 M KBr 0.04 M MgCl2 0.1 M LiCl 0.2 M Na2SO4
Question 16 of 20 Submit When 2.63 g of a polypeptide is dissolved in 505 mL of water, the resulting solution is found to have an osmotic pressure of 0.125 atm at 37.0 °C. What is the molar mass of the polypeptide? (Assume the volume doesn't change when the polypeptide is added.) | g/mol 3 6 C 8 +/- x 100 27305471129pg * Queston jog question 15pg 77F Mostly doudy 2/12/2 lype here to seatch 2. 4.
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answer needs to be in g/mol
13 Enter your answer in the provided box. A 265-mL benzene solution containing 2.95 g of an organic polymer has an osmotic pressure of 7.49 mm Hg at 21°C. Calculate the molar mass of the polymer. g/mol
When a 0.99 of an unknown compound was dissolved of 85 mL of water an osmotic pressure of 835.5 torrs was measure at 29 Celsius. Calculate the molar mass of the compound [1 atm = 760= torr, R=0.0821 L atm/ mol x K] Short answer Develop the answers concisely, show formulas, values with units, results with units, and correct number figures.
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