Answered: Determine the molality of a solution in…

Science

Chemistry

Determine the molality of a solution in which 18.8 grams of glucose C6H1206 are dissolved in 746.2grams of water.

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter14: Mixtures And Solutions

Section: Chapter Questions

Problem 71A

See similar textbooks

Related questions

Q: Calculate the molality of a solution produced by dissolving 15.2 g of calcium chloride in 345 g of…

A: Definition of Molality: It is defined as number of moles of solute dissolve in 1 kg of solvent .…

Q: Calculate the molality of chloride ions in an aqueous solution of magnesium chloride in which the…

Q: Calculate the freezing point of a solution of 35.0 g methyl salicylate, C7H6O2, dissolved in 800. g…

Q: Calculate the molality of a solution formed by dissolving 49.6 g of lithium iodide (LiI) in 500.0 mL…

Q: Calculate the molality of a sucrose solution made by dissolving 39.5 grams sucrose into 99.6 grams…

Q: If 60.3 mg of a new biodegradable polymer are dissolved in 0.502 mL of water and the resulting…

Q: Q5: Determine the osmotic pressure of a solution prepared by dissolving 2.5 x 10 g of K₂SO4 in 2L of…

Q: A solution was prepared by dissolving solute T in 115 g benzene. The freezing point of this solution…

A: Depression in freezing point is equal to that product of molal depression constant and molality of…

Q: The density of toluene 1C7H82 is 0.867 g>mL, and the density of thiophene 1C4H4S2 is 1.065…

Q: What is the molality of a solution containing 10.0 g of N a 2 S O 4 dissolved in 1000.0 g of water?

A: Introduction: Molality is the number of moles of solute in per kilogram of solute. It can be…

Q: alculate the molality of a 0.898 M ethanol (C2H5OHC2H5OH) solution whose density is 0.429 g/ml.

A: Molality(m):It is defined as number of mole of solute dissolved in per kilogram of solvent.…

Q: Calculate the molality of the solution.

A: If x mol of solute is present in 1000 gm solvent then the solution is said to be x molal and it can…

Q: Calculate the molality of a solution containing 635 mg of Calcium nitrate dissolved in 5.50 mL of…

Q: Example: Calculate the molality of 25.0 grams of KBr dissolved in 750.0 mL pure water.

A: Molarity = mole / volume in Liter Mole = mass / molar mass

Q: In a laboratory experiment, the freezing point of an aqueous solu- tion of glucose is found to be…

A: ∆Tf = i × kf × m where ; ∆Tf is freezing point depression i is van't hoff factor Kf is freezing…

Q: Determine the molality of 25 g of glucose, C6H12O6, dissolved in 1.50 kg of water.

A: The given information is as follows: The mass of glucose = 25 g The mass of water = 1.50 kg The…

Q: Osmotic pressure can be very useful for estimating the molecular weights of macromolecules for whom…

A: For part (a): The mass of protein = 1.364 g The molar mass of the protein = 1.78 × 104 g/mol The…

Q: When 3.14 g of a nonelectrolyte solute is dissolved in water to make 325 mL of solution at 22 °C,…

A: Given , Mass of non electrolyte (w) = 3.14 g Volume of solution (V) = 325 mL = 0.325 L Temperature…

Q: Calculate the molality of a solution containing 109g of glucose (C6H12O6) in 679 g of ethanol.

A: Answer: 0.891 mol/Kg

Q: An aqueous potassium chloride, KCl, solution is made by dissolving 0.305 mol KCl in 575.0 g of…

Q: When 4.13 g of a certain molecular compound X are dissolved in 35. g of cyclohexane (C6H₁2), the…

Q: Calculate the molality when 55.0 grams of MgCl2 is dissolved in 500.0 g of solvent.

Q: Molality A solution contains 22.5 g of methanol, CH3OH, dissolved in sufficient water to give a…

A: Molality of a solution is calculated by dividing the number of moles of solute by per kilogram of…

Q: What is the molality of a solution made by mixing 4.5 grams of KNO3 [ molar mass ( 101.1032 g = 1…

A: Molarity = moles of soluteVolume of solution (l)Solute is KNO3moles ofKNO3 = given weight (g)Molar…

Q: What is the molality of a solution prepared by dissolving 145.3 g C6H1206 in 850.0 g H2O?

A: Given : Mass of C6H12O6 = 145.3 g And mass of H2O = 850 g

Q: Determine the molality of a solution in which 27.4 grams of glucose C6H12O6 are dissolved in…

A: Molality of the solution is equal to the number of moles of solute (glucose) present in one kilogram…

Q: What is molality of a solution prepared by dissolving 20g MgCl2 in 250 g water?

A: We have to calculate the molality of solution.

Q: Determine the molality of a solution prepared by dissolving 28.60 g of glucose (C 6 H 12 O 6 ) into…

A: Mass of glucose = 28.60 g Mass of water = 250 g = 0.250 kg We need to find molality of solution.…

Q: nsity of thiophene (C4H4S) 065 g/mL. A solution is mad dissolving 10.0 mL of ophene in 200.0 mL of…

Q: Calculate the molality of 72.0 grams of ethylene glycol C2H6O2 in 304.6 g of water

Q: Calculate the molality of a solution formed by dissolving 36.6 g of lithium iodide (LiI) in 500.0 mL…

A: Given : Here Lithium iodide is a solute while Water is the solvent. Mass of Lithium iodide (m) =…

Q: Calculate the molality of a sucrose solution made by dissolving 26.8 grams sucrose into 93.6 grams…

A: Molality(m). It is defined as number of moles of solute dissolved in per kilogram of solvent.

Q: A solution is made by dissolving 4.35 g of glucose 1C6H12O62 in 25.0 mL of water at 25 °C. Calculate…

A: Molality of the solution is equal to number of moles of solute present in one kilogram of solvent.…

Q: Assume that each of the ions in calcium chloride, CaCl2, has the same effect on the freezing point…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: what is the molality of a solution in which 55g pf sucrose are dissolved in 950 mL of water?

A: Molarity is the ratio of moles of substance to a kilogram of the solvent. Molality(m)=Moles of…

Q: What is the osmotic pressure formed by dissolving 44.2 mg of aspirin 1C9H8O42 in 0.358 L of water at…

A: The properties associated with the solution due to the presence of the non-volatile solute of a…

Q: A student dissolves 16.g of benzoic acid C7H6O2 in 125.mL of a solvent with a density of…

Q: Determine the molality of a 25% sodium thiosulfate, Na2S2O3, solution.

A: 25 % Means 25 gm of Na2S2O3 is present in 100 gm of solution ∴ Wight of solvent = 100-25 = 75gm…

Question

Determine the molality of a solution in which 18.8
grams of glucose C6H1206 are dissolved in
746.2grams of water.
O a. 0.00
O b. 1.40
O c. 0.01
O d. 0.14

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

The solubility of NaCl in water at 100 C is 39.1 g/100. g of water Calculate the boiling point of this solution. (Assume i = 1.85 for NaCl.)
Water at 25 C has a density of 0.997 g/cm3. Calculate the molality and molarity of pure water at this temperature.
How do colloids differ from solutions with regard to dispersed particle size and homogeneity?
Starch contains CC, CH, CO, and OH bonds. Hydrocarbons have only CC and CH bonds. Both starch and hydrocarbons can form colloidal dispersions in water. Which dispersion is classified as hydrophobic? Which is hydrophilic? Explain briefly.
Equal numbers of moles of two soluble, substances, substance A and substance B, are placed into separate 1.0-L samples of water. a The water samples are cooled. Sample A freezes at 0.50C, and Sample B freezes at l.00C. Explain how the solutions can have different freezing points. b You pour 500 mL of the solution containing substance B into a different beaker. How would the freezing point of this 500-mL portion of solution B compare to the freezing point of the 1.0-L sample of solution A? c Calculate the molality of the solutions of A and B. Assume that i = 1 for substance A. d If you were to add an additional 1.0 kg of water to solution B, what would be the new freezing point of the solution? Try to write an answer to this question without using a mathematical formula. e What concentration (molality) of substances A and B would result in both solutions having a freezing point of 0.25C? f Compare the boiling points, vapor pressure, and osmotic pressure of the original solutions of A and B. Dont perform the calculations; just state which is the greater in each ease.
The freezing point of a 0.21 m aqueous solution of H2SO4 is -0.796C. (a) What is i? (b) Is the solution made up primarily of (i) H2SO4 molecules only? (ii) H+ and HSO4- ions? (iii) 2H+ and 1SO42- ions?
An aqueous solution made up of 32.47 g of iron(III) chloride in 100.0 mL of solution has a density of 1.249 g/mL at 25C. Calculate its (a) molarity. (b) molality. (c) osmotic pressure at 25C (assume i=4). (d) freezing point.
An aqueous solution contains 0.180 g of an unknown, nonionic solute in 50.0 g of water. The solution freezes at 0.040 C. What is the molar mass of the solute?
In your own words, explain why (a) seawater has a lower freezing point than fresh water. (b) salt is added to the ice in an ice cream maker to freeze the ice cream faster.
Vodka is advertised to be 80 proof. That means that the ethanol (C2H5OH) concentration is 40% (two significant figures) by volume. Assuming the density of the solution to be 1.0 g/mL, what is the freezing point of vodka? The density of ethanol is 0.789 g/mL.
Solutions Introduced directly into the bloodstream have to be isotonic with blood; that is, they must have the same osmotic pressure as blood. An aqueous NaCl solution has to be 0.90% by mass to be isotonic with blood. What is the molarity of the sodium ions in solution? Take the density of the solution to be 1.00 g/mL.
Which of the following will have the lowest total vapor pressure at 25C? a. pure water (vapor pressure = 23.8 torr at 25C) b. a solution of glucose in water with C6H12O6=0.01 c. a solution of sodium chloride in water with NaCl = 0.01 d. a solution of methanol in water with CH3OH=0.2 (Consider the vapor pressure of both methanol [143 torr at 25C] and water.)