Which of the following statements is correct?   a. Solvation releases energy. b. Difference in energy attributed to solute separation consumes energy. c. Difference in energy attributed to solvent separation consumes energy. d. All the above statements are correct

Q: 56. This statement is correct regarding the relationship of vapor pressure with boiling point. *

A: Two multiple choice questions are given here.  The first question deals with the relation of boiling…

Q: Which of the following statement(s) is/are correct? a. Pressure has little effect on the solubility…

A: Solubility is defined as the ability of a solid, liquid, or gaseous chemical substance to dissolve…

Q: A solution is prepared by dissolving 28.4 g of glucose (C,H120g) in 355 g of water. The final volume…

A: Hey, since you are posted a question with multiple sub-parts, we will answer first three sub-parts.…

Q: What is true about the heated solution upon cooling? * a. The undissolved solutes start to settle at…

A: Ans : C (The rate of recrystallization fast with the rate of cooling). The compound is dissolved in…

Q: 1. The process of freezing is shown below for two samples. The smaller circles represent a solute.…

A: option- C is correct as solute addition cause depression in freezing point.

Q: A solution is prepared by mixing 21.1 g of water, H2O, and 36.1 g of ethanol (i.e., C2H5OH).…

A: The mole fraction is defined as unit of the amount of a constituent, nᵢ divided by the total amount…

Q: Is it always the case that the formation of a liquid solution results in the release of energy? If…

A: Processes in which net energy is released are called exothermic while the processes in which energy…

Q: All of the following statements are correct EXCEPT.   A. The vapor pressure increases with…

A: We have to select the incorrect statement as the answer.

Q: The molar mass of sulfuric acid is 98.08 g/mol. What is the molality of a 10.97 mass% sulfuric acid…

A: Molality : if 1 mole of any substance is present in 1000 gm solvent then the solution is 1m.

Q: When dissolving an ionic solid in water, dynamic equilibrium is reached when Group of answer choices…

A: When we dissolved a particular solid ionic compound or substance (like - sodium chloride, potassium…

Q: (a) Using the data from the table, determine the molality of the deicer solution. molality =  m…

A: Given  mass of CaCl2 = 9.57 g  Volume of water = 58.6 mL  = 58.6 g Convert grams to kg using…

Q: b. it must react chemically with the solute.

A: Crystallization  is the procedure of  forming solids. In crystallization atoms or molecules are…

Q: Which of the following concentration values has the HIGHEST mass of KCl (molar mass: 74.55 g/mol)…

A: Given:  Molar mass of KCl = 74.55 g/mol  Molar mass of Water = 18.02 g/mol  Mass of solution given=…

Q: 6. Capsaicin is responsible for the heat of peppers. It is common practice to fry capsaicin in oil…

A: The attractive force that exists between two different molecules is known as an intermolecular…

Q: Determine the mole fraction of CH3OH in a solution prepared by dissolving 36g of alcohol in 1000g of…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: What is the boiling point of a 2.6 m sucrose solution in ethanol? Kb(ethanol) = 1.22 °C/m and the…

A: colligative property are those property which depend on the number of particle of the solute

Q: 3. Which of the following substances would you expect to have the biggest effect on the freezing…

A: The temperature at which liquid phase of solution is converted into solid phase is known as freezing…

Q: What is the mole fraction of ethanol in a solution containing 2.00 moles ethanol in 4.00 moles…

A: Given: Moles of ethanol = 2.00 moles Moles of water = 4.00 moles

Q: A solution is prepared by mixing 50 g of methanol (CH3OH) with 50 g of ethanol (CH;CH2OH). Use the…

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Q: [Review Topics] [References] Use the References to access important values if needed for this…

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Q: When two volatile liquids, X and Y, are mixed, the solution process involves 1. breaking the…

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Q: up 7. Polar dissolving such as water, are ideal for -, such as salt. solvents, polar solutes…

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Q: a1.5 molal solution of NaCl is prepared. How many grams of NaCl are present in a sample containing…

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Q: . What is the normal boiling point of a 3.75 m aqueous glucose solution? Kb = 0.51 oC/m Group of…

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Q: A 0.25 g sample of an unknown solid is dissolved in 8.85 g of cyclohexane. The change in the…

A: We can calculate the molality of the solute in the solution by using the relation of depression in…

Q: The vapor pressure of water at 20 °C is 17.5 torr. The vapor pressure of an aqueous solution with a…

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Q: the spaces 1- Measurement of the volume of a solution with a known concentration is done by the…

A: Few questions based on volumetric analysis, which are to be accomplished.

Q: What is the boiling point increase of an aqueous 1m NaCl solution? (Kb = 0.52 ◦C/m)? A. 1.56 ◦C B.…

A: Given: Kb value is 0.52 ◦C/m. The molality of NaCl solution is 1 m.

Q: The strongest solute-solvent interaction that exists when calcium chloride dissolves in water is…

A: CaCl2 is ionic compound. When ionic compounds dissolve in water, the ions in the solid separate and…

Q: What is the predicted van't Hoff factor for a dilute aqueous solution of barium hydroxide? A. 1 B. 2…

A: Barium hydroxide is strong electrolyte hence it dissociated fully in aqueous solution

Q: If a certain mass of an ionic solute is added to a solvent such as water, which of the following…

A: Ionic solids have stronger intermolecular forces , so when a solution is made by dissolving them in…

Q: 14. If the temperature is raised, what is the effect on the solubility of solids, liquids and gases…

A: Colligative properties are properties of a solution that depend only on the number of solute…

Q: A sample of 0.37 mol propyl alcohol is dissolved in 1.75 kg of distilled water. If the boiling point…

A: Given :-  No of moles of propyl alcohol = 0.37 mol  Mass of water/solvent = 1.75 kg  boiling point…

Q: Solution formation between hexane CH3(CH2)4CH3 and octane CH3(CH2)6CH3 is governed by which kind of…

A: The attraction forces between the different molecules are known as intermolecular forces.

Q: 1. What will happen in a soda bottle after shaking vigorously and placed in a basin of hot water?…

A: In Soda water bottle has large amount of dissolved carbon dioxide .

Q: The solubility of a gas decreases as a. the pressure increases b. the temperature increases c. the…

A: The solubility of a gas decreases as the temperature increases. This is because, when heat…

Q: Can you explain chemical bonds, dipole, crystal energies and their relevance to solubility?

A: 1. Chemical Bonds : It is the force of attraction that acts between two or more atoms to hold them…

Q: Consider the following questions. 1. For a mixture that is 1.0 mols of A and 0.0 mols B, compute a.…

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