Complete the following table for aqueous solutions of theobromine, C-H3N402, the alkaloid present in chocolate and cocoa. Mole Mass Percent Fraction Ppm Solvent Molality Solute Solute (a) 0.0542 (b) 557,169 (c) 17.4 (d) 0.8341

Q: What is the boiling point of a solution that contains 60 g of glycerine C3H8O3, in 600 g of water?

A: The new boiling point is found to be increased when a solute is introduced into a system. The change…

Q: Maltose C12H22O11 is a sugar produced by malting grain. A solution of maltose at 27 degrees C has an…

A: Given : Osmotic pressure = 5.96 atm  Solute is Maltose And Temperature = 27 oC

Q: what is the molality of a solution made 100.1 g of NaCl and 440.0 of water?

A: To calculate the molality of the solution , we would use formula of molality.

Q: If 1.25 moles of NaOH is dissolved in 180g of water, what is the molality of the solution?

A:

Q: At 23°C, the osmotic pressure of a cesium nitrate solution is 31 atm. What is the freezing point…

A: Given : Pressure = 31 atm Density = 3.11 g/ml

Q: What is the molality of a solution containing 7.78 g of urea ((NH2)2CO) in 203 g of water?

A: Given  Mass of Urea           = 7.78 gram Molar mass of urea = 60 gm/mole                       (…

Q: What is the molality of a solution made by dissolving 36.5 gof naphthalene (C10H8) in 425 g of…

A: Given: Mass of naphthalene (C10H8) = 36.5 g Mass of toluene (C7H8) = 425 g = 0.425 Kg Molar mass of…

Q: 3) What is the osmotic pressure, II associated with a 50.0 g of an enzyme of molecular mass 98,000…

A: The correct option is b) 3.71torr. Detail calculation is shown below

Q: % mass solvent mole fraction solute molality ppm solute 1683

A: Amount of Zn(NO3)2 is 1683 ppm. 1 ppm is equivalent to 1 mg of solute present in 1 L of solution.…

Q: B. Complete the table below for aqueous solution of potassium hydroxide Density (g/ml) Molarity…

A:

Q: What is the mole fraction of solute A (molar mass = 36.01 g/mol) in a 7.920 mol/kg aqueous solution…

A: Mole fraction (X) is defined as the ratio of moles of each component to the sum of the moles of all…

Q: An aqueous solution of molecular compound X freezes at -0.569°C. Calculate the molality of the…

A: Depression in freezing point (∆Tf) :-  When a non volatile solute is added to a pure solvent its…

Q: An aqueous solution of calcium chloride (CaCl2) freezes at -5.59°C. It density is 1.08 g/mL. What…

A: In this question, we will determine the observed osmotic pressure. You can see details Solution…

Q: How many grams of N a 2 C O 3 must be dissolved into155 g of water to create a solution with a…

A: Here we have to apply the molality formula

Q: 47 g of NH3 are dissolved in 50 g of water at 20 deg C. Is the solution unsaturated or saturated or…

A: In this question, we want to determine Ammonia NH3 Solution is saturated or unsaturated or…

Q: A solution contains of 10.3 g of glucose (C6 H12O6 ) dissolved in 250 g of water. What is the…

A: Freezing point depression - It is a drop in the temperature at which a substance freezes , when a…

Q: The percent by mass of acetonitrile (MM = 41.05 g/mol) in an aqueous solution is 27.3%. What is the…

A: Given, molar mass of Acetonitrile = 41.05 g/mol Mass % = 27.3 %  Let 100 g sample of this Solution…

Q: What is the molality of phosphoric acid, H3PO4, in a solution of 14.5 g of H3PO4 in 125 g of…

A: 1) We have to know the molality equation Molality = moles of solute/ kilograms of solvent 2) It is…

Q: Explain the Osmotic Pressure process?

A:

Q: What is the molarity and molality of concentrated HF if the solution is 48% HF by mass and has a…

A: Given percentage by mass HF = 48℅ density of solution = 1.17 g/ml

Q: The average osmotic pressure of blood is 7.7 atm at 25 °C. What molarity of glucose 1C6H12O62 will…

A: Given data, Osmatic pressure of blood is π=7.7 atm Temperature (T)=25°C=(25+273)=298 K Calculating…

Q: How is osmotic pressure related to the concentration of a solute in a solution?

A: Osmotic pressure (π) It is the pressure applied so that the osmosis process stops, in which the…

Q: What is the molality of 120 g of NaOH in 1000g of water?

A: Number of moles of NaOH is determined as follows,

Q: What is the osmotic pressure of a solution that contains 65.6 g of sucrose (MM C12H22011 = 342.34…

A: Given, mass of sucrose = 65.6 g Molar mass of sucrose = 342.34 g/mol Volume of the solution = 250.0…

Q: What is 1molal solution?

A:

Q: What is osmosis? What is osmotic pressure?

A: Osmosis:From low concentrated solution, where the solvent molecules go through a semipermeable…

Q: Briefly explain the difference between molarity, osmolarity and osmotic pressure?

A:

Q: what is the molality of a solution composed of 255g of acetone dissolved in 200g of water?

A:

Q: What is the osmotic pressure formed by dissolving 44.2 mgof aspirin (C9H8O4) in 0.358 L of water at…

A: The osmotic pressure of solutions is given by  Osmotic pressure = CRT  where C = concentration of…

Q: When 3,64 g of a nonelectrolyte solute is dissolved in water to make 765 mL of solution at 26 "C,…

A: Given Details:   Noneletrolyte  Solute - 3.64g Will get Solution - 765 mL Temperature - 260C   (T)…

Q: How do you find molality given mass, volume, and temperature?  The question is: 13.120 g of sodium…

A: The value of temperature is used for finding the density of the water  since at 23.8 °C, density of…

Q: What is the mole fraction of water in a 56.214 percent C6H12O6 aqueous solution?

A: An aqueous solution has 56.241% C6H12O6. If the amount of C6H12O6 solution is taken as 100 g, then…

Q: What is the molality of a solution containing 7.78g of Urea [(NH2)2CO2] in 203g of water?

A: Molality may also be referred to as molal concentration. It is a metric for determining the…

Q: The density of a 3.539 M HN03 aqueous solution is 1.150 g-mL-1 at 20 °C. What is the molal…

A: Using the given Molarity we can find molality of solution. Given molarity= 3.539M

Q: If a solution containing 30.0 g of protein per litrehasca measured osmotic pressure of 9.4 mm Hg at…

A: Given : Mass of protein = 30.0 g Volume of solution = 1.0 L Temperature of solution = 25 oC And…

Q: Question attached

A: Given: The mass of glucose is 80 g. The mass of the solvent is 2Kg. We know that the molecular…

Q: Complete the following table for aqueous solutions of ammonium sulfate. Density ( g/mL)…

A: Bbh

Q: How many moles of solute are present in 75.0 grams of an aqueous solution that is 1.5% sucrose…

A: Mass percent :- The mass of solute present in 100 grams of solution is called as mass percent of…

Q: Convert the following concentrations into the desired units. A solution of diethylether (C4H10O) in…

A:

Q: ne molality of a solution m

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Enter your answer in the box provided. What is the molality of a solution consisting of 56.1 mL of…

A: Molality (m) :-  The number of moles of solute dissolved in 1 kg of solvent is defined as molality…

Q: What is the osmotic pressure, in atm,

A: Formula :-  π = iCRT  where π is osmotic pressure  i is Van't hoff factor C is the molar…

Q: calculate the molality. (d) 0.372 g of histamine, C5H9N, in 125 g of chloroform, CHCl3

A: Note - Since the chemical formula given for histamine in the question is incorrect, we will consider…

Q: What is the difference between molality and molarity?

A: The term molarity can be described as the ratio of the moles of the solute to the volume of the…

Q: What is the molality of nitric acid in a concentrated solution of nitric acid (68.0% HNO3 by…

A: a.