A solution is saturated at 25oC . It is then slowly cooled to 20oC with no change to the appearance of the liquid. What term would be associated with this solution?

Q: Which solution should have the highest vapor pressure? O0.10 M sucrose (C12H2201) 0.25 M sucrose…

A: With the increase in number of moles of the solute or concentration of the solution, the vapor…

Q: An aqueous potassium chloride solution is prepared by dissolving 87.1 g of KCI in 435.0 g of water.…

A: Molar mass of KCl is 74.55 mol/L. Molality is defined as the no. of mol of solute present in 1 kg of…

Q: GIVE EXAMPLES OF SOLIDS THAT DECREASE ITS SOLUBILITY IN WATER AS TEMPERATURE INCREASES.

A: Solubility is the property of dissolution of a solute in a solvent to form a solution. Dissolution…

Q: What is the vapor pressure in torr above a solution that contains 1.57 mols of methanol combined…

A: The vapor pressure of a mixture of two compounds is given as sum of their partial pressures.…

Q: The term hydrophobic means     miscible in water   reacting violently with aqueous solutions…

A: Depending upon the affection toward water substances are classified as hydrophilic or hydrophobic.…

Q: You are given a bottle of solid X and three aqueous solutions of X—one saturated, one unsaturated,…

A: How to determine  X—one saturated, one unsaturated, and one supersaturated solutions has to be…

Q: 17) Potassium nitrate is soluble in water. Is this statement correct? * KNO3 Yes No In some cases,…

A: ♠ The common solubility rule is - " like dissolves like" i.e. polar solutes are dissolved in polar…

Q: How many ml of pure ethanol must be mixed with 15ml of 30% ethanol solution to yield a solution that…

A: Given,  The amount of ethanol that must be mixed with 15 mL of 30% ethanol to get solution with 75%…

Q: Compute the boiling point elevation of a salt water solution that contains 3.35 g of NaCl dissolved…

A: The elevation in boiling point is expressed as:

Q: A student determined that their empty test tube weighed 12.498 g. They filled their test tube…

A: In the given question we have to calculate the molal concentration of salt solution in test tube for…

Q: What is the vapor pressure of methylcyclohexane(g) above a aqueous solution of methylcyclohexane at…

A:

Q: which

A: We will find out lowest Vapour pressure

Q: 26) The substance below should be most soluble in ethanol. Is this correct? H

A: Concept used : polar dissolves in polar & non polar dissolves in non polar substance.

Q: A sketch of the phase diagram of a solvent is shown below.   If a nonvolatile solute is added to…

A: The addition of a non-volatile solute to the solvent increases the boiling point and decreases its…

Q: True or False  The freezing point of a solute in a solvent will always be lower than the freezing…

A: Ans it true

Q: Which solution (saturated, unsaturated, or supersaturated) represents a non-stable

A:

Q: 11.1 g of nonvolatile solute (73.5 g/mol) is added to 225.9 g of solvent (38.69 g/mol) at 23ºC to…

A:

Q: 4. Why is fractional distillation more "efficient" than simple distillation? ng point determination…

A: Solution - Fractional distillation is better than simple distillation because fractional…

Q: The substance below should be most soluble in water. Is this correct? Yes No H₂ H || In some cases,…

A: To find solubility of any compound in water , we use the " Like dissolves like" principle. It means…

Q: b. Calculate how many g of ammonium sulfate you would need to prepare this temperature bath which…

A: Properties that depend upon the number of particles are called colligative properties. Three…

Q: The vapor pressure of pure water is 23.80 torr at 25.00°C. Determine the vapor pressure of an…

A: We will first find mole fraction of each component. Then find vapor pressure of solution using…

Q: . An unknown substance has a van’t Hoff factor of 3.4. Into exactly 1 kg of water, you dissolve 16.2…

A:

Q: A solution is prepared (data below). Calculation the molality (mol/Kg) of the solution. Solvent:…

A:

Q: [References) Use the References to access important values if needed for this question. The freezing…

A:

Q: A saturated solution is made by dissolving 44.4 g of a chemical in 200 mL of water. A second…

A: The nature of the solution whether unsaturated, saturated, supersaturated or hypersaturated can be…

Q: A 500g alcohol solution contains 150g ethanol. What is the mass percent of the solvent?

A: A solution is made up of solute and solvent. And solute is present in less amount in comparison to…

Q: A 3.34 g sample of an unknown organic molecule is dissolved in 15.0 g of water solvent. The…

A: When solute is added to a pure solvent the freezing point decreases for the solution and the boiling…

Q: Compute the boiling point elevation of a salt water solution that contains 3.80 g of NaCl dissolved…

A:

Q: 94.0 g sample of ground water is found to have a lead concentration of 18.37 ppm. Calculate the mass…

A: 1. Mass of sample or solution = 94.0g  Concentration of lead = 18.37ppm  ppm is parts per million.…

Q: How much water must be added to 36.0 g of SrCl2 to produce a solution that is 35.0 wt% SrCl2?

A:

Q: Determine if each sold can completely dissolve in a given amount of water at the indicated…

A: So, for 100 g water : =45/105 x 100 = 42.5 g CaCl2 in 100 g water at 5°C. From the given curve wee…

Q: At a certain temperature the vapor pressure of pure chloroform (CHC13) is measured to be 256. mmHg.…

A:

Q: Calculate the boiling point of a solution of 400 g of ethylene glycol dissolved in 400 g of water…

A: Molality of solution can be calculated as follows:

Q: 3. If a solution is made up by mixing 6.0 g of benzoic acid in 1.00 L of water at 42 °C, would the…

A: In this question we have to define the saturated Solution of the benzoic acid and water, first of…

Q: For numbers 22 Hexane H-C-C-C-C-C-C-H |||||| ннннн Н Yes 22) NaCl should be most soluble in hexane…

A: Given that hexane is a nonpolar compound. So non Polar disolve in non Polar. And Polar molecule…

Q: At a certain temperature the vapor pressure of pure methanol (CH,OH) is measured to be 112. mmHg.…

A: To calculate the partial pressure of the methanol first of all we calculate the mole fraction of the…

Q: The solubility of a compound is 84 g per 100.0 g solvent at 25 °C. If 84 g of the compound is…

A:

Q: The normal boiling point of a certain liquid X is 110.00 °C, but when 106. g of alanine (C3H,NO₂)…

A: The normal boiling point of a certain liquid X is 110.00 °C, but when 106. g of alanine  are…

Q: 13.5 g of nonvolatile solute (79.1 g/mol) is added to 229.9 g of solvent (35.70 g/mol) at 23ºC to…

A: