4. In Part 2 of this activity you determined the osmolarity (solute concentration) of the solution in which the cells for organism #1 were isotonic to be 0.2M. -24.53 Calculate the water potential of those cells at 22 °C and at standard pressure. bars Submit Answer X7/∞ submissions used

4. In Part 2 of this activity you determined the osmolarity (solute concentration) of the solution in which the cells for organism #1 were isotonic to be 0.2M. -24.53 Calculate the water potential of those cells at 22 °C and at standard pressure. bars Submit Answer X7/∞ submissions used

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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The boiling point of diethyl ether, CH3CH2OCH2CH3, is 34.500 °C at 1 atmosphere. Kb(diethyl ether) = 2.02 °C/mIn a laboratory experiment, students synthesized a new compound and found that when 14.25 grams of the compound were dissolved in 216.4 grams of diethyl ether, the solution began to boil at 34.875 °C. The compound was also found to be nonvolatile and a non-electrolyte.What is the molecular weight they determined for this compound ?
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Suppose the change in temperature solution is -9.84°C (ΔTf=9.84°C ). The unknown solute consists of 0.404g. The mass of the solvent 14.65g of t-Butanol. What is the molar mass of the solute. Assume the solute is organic kfbutanol=9.1°C *kg/mol
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How does Sn3P4(s) break up in solution? Write subscripts and superscripts as normal numbers and do not include spaces in your answer. Do not include states like (aq) or "1" in front of single atoms or charges. For example, the answer for NiCl3is) would be Ni3++3CI- For example, the answer for Sb3(PO4)5(s) wOuld be 3Sb5++5PO43- Possibly relevant polyatomic ions: CN",OH", NO3", NO2', CIO3", CIO4", co,2", so,², Cro,²", Cr20,2", PO,, PO33- Screen Reader User: For example, the answer for NiCl3(s) would be Ni3++3Cl minus For example, the answer for Sb3(P O4)5(s) would be 3Sb5++5PO43 minus Possibly relevant polyatomic ions: 1 minus N O2 N03 1 minus CI O2 1 minus CI O, 1 minus minus CN minus 2 minus C2 2 minus s O, 2 minus Cr 0,2 minus, Crɔ O7 3 minus P O3 PO4 3 minus
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Using the Kf and Kb equations with electrolytes A certain liquid X has a normal boiling point of 110.90 °C and a boiling point elevation constant K=1.66 °C-kg mol -1 .A solution is prepared by dissolving some ammonium sulfate ((NH SO,) in 150.g of X. This solution boils at 112.2 °C. Calculate the mass of (NH), SO, that was dissolved. Round your answer to 2 significant digits. ? Explanation Check ©2022 McGraw Hill LLC. All Rights Reserved. Terms of Use Privacy Center | étv A
How does Cr3P2(s) break up in solution? Write subscripts and superscripts as normal numbers and do not include spaces in your answer. Do not include states like (aq) or "1" in front of single atoms or charges. For example, the answer for NiCl3(s) would be Ni3++3Cl- For example, the answer for Sb3(PO4)5(s) would be 3Sb5++5PO43- Possibly relevant polyatomic ions: CN-,OH-, NO3-, NO2-, ClO3-, ClO4-, CO32-, SO42-, CrO42-, Cr2O72-, PO43-, PO33- Screen Reader User: For example, the answer for NiCl3(s) would be Ni3++3Cl minus For example, the answer for Sb3(P O4)5(s) would be 3Sb5++5PO43 minus Possibly relevant polyatomic ions: CN minus,O H minus, N O3 1 minus, N O2 1 minus, Cl O3 1 minus, Cl O4 1 minus, C O3 2 minus, S O4 2 minus, Cr O4 2 minus, Cr2 O7 2 minus, P O4 3 minus, P O3 3 minus Question 10 options:
What is the activity coefficient for each ion at the given ionic strength at 25 °C? Activity coefficients at various ionic strengths can be found in this table. so (u= 0.1 M) y = Y³+ (μ = 0.01 M) y = I Pr³+ (μ = 0.1 M) Y = x10 0.36 TOOLS (CH₂CH₂)₂NH+ (μ = 0.05 M) y = 0.8
Calculate the freezing point of 1.25 m sucrose dissolved in formic acid. The Kf of formic acid is 2.76 °C m-1 and its freezing point is 8.40 °C.
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(20)a.What are colligative properties? b. Give 3 examples. c. Calculate the freezing point of a 0.01 M aqueous FeCl3 solution. ( kf = 1.86 for water) d. Calculate the boiling point of a 0.45 m aqueous Mg(NO3)2 solution (ko = 0.52 for water) e. Calculate the osmotic pressure of a 0.25 M COSO4 solution.(R = 0.0821 L.atm/mol.k) at 25°C