The solubility of potassium nitrate is 155 g per 100 g of water at 75°C and 38.0 g at 25°C. What mass (in grams) of potassium nitrate will crystallize out of solution if exactly 122 g of its saturated solution at 75°C is cooled to 25°C?

Q: A certain liquid x has a normal freezing point of o °c and a freezing point depression constant…

A: Given: Normal freezing point = 0.0 oC Freezing point of solution = -1.1 oC mass of solvent = 650 g =…

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: A student dissolves 7.9 g of phenol (CH;OH) in 200. ml. of a solvent with a density of 1.16 giml.…

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Q: Example 8: An aqueous solution is 0.907 M Pb(NO3),. Determine the molality of lead (II) nitrate,…

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

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Q: The freezing point of acetic acid is 17.0 °C, and its Kf is 3.90 °C·kg/mol.  If dissolving an amount…

A: In this question, we want to determine the moles of solute in the Solution. You can see details…

Q: Consider naphthalene, C10H8. A solution of naphthalene is prepared by mixing 25.0g of naphthalene…

A: The molality of the solution is calculated as follows:

Q: A solution is made using 185.3 mL of isopropanol (density 0.7860 g/mL) and 275.0 mL of water…

A: Given: The density of isopropanol is 0.7860 g/mL. The volume of isopropanol is 185.3 mL. The volume…

Q: 5. The boiling point of benzene is 80.1°C and K for benzene 5.12°C/m. When 0.715 g of an unknown…

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Q: A student dissolves 2.2 g of urea CO in 175. mL of a solvent with a density of 0.89 g/mL. The…

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Q: This figure shows the solubility of gases in water at the same temperature. Use the figure to answer…

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Q: At 60 degrees Celsius, a 225-g sample of KNO3 is entirely dissolved in 250 g of water. The…

A: The maximum amount of solute that can be dissolved in a particular amount of solvent is known as…

Q: A 83.5 g sample of a nonelectrolyte is dissolved in 390.5 g of water. The solution is determined to…

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Q: A 15.2 g sample of methanol (CHsOH) is added to 19.2 L of ethanol. What is the molality of the…

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Q: 1. A chemical technician assessed the composition of a liter of seawater and found to contain…

A: Here we are required to find the Molarity and molality of the solution

Q: The table provides information about the solubility of sucrose. Temperature Solubility of Sucrose…

A: Given, Solubility of sucrose at 20°C is 230 g/100g H2O.

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: A 4.10 molal solution of NaOH has a density of 1.21 g/ml. What is the molar concentration of the…

A: The given data is as follows: The molality of NaOH solution = 4.10 molal The density of solution =…

Q: The solubility limit of kl in water is 58g of kl in 100g of water at 25 degrees Celsius.  What Is…

A: Solubility limit of KI is 58g/100g water.  To solve this question determine solubility limit in 1 gm…

Q: student dissolves 10.82 grams of estrogen, C18H24O2 (272.4 g/mol), in 158.1 grams of ethanol. Use…

A: Solution -

Q: Your pure water boils at 100.00 C. You add some sugar into it and now it boils at 101.20C. What is…

A: Given,  Boiling point of pure water, Tb° = 100.00 °C  Boiling point of solution, Tb = 101.20 °C  Kb…

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

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Q: mitted The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 12.10 grams of…

A: 1) We have,  Mass of CrBr2= 12.10 gm Molar mass of CrBr2 = 211.8 gm Hence, number of moles of CrBr2=…

Q: A student dissolves 12. g of methanol (CH,OH) in 300. mL of a solvent with a density of 0.95 g/mL.…

A: Molarity is one of the concentration term which is used to define the concentration of a solute in a…

Q: A student dissolves 1.9 g of styrene (C,H,) in 150. mL of a solvent with a density of 1.02 g/mL. The…

A: Given that,  Weight of styrene  = 1.9 g Molar mass of styrene = 104.15 g/mol Moles of styrene n =…

Q: The freezing point of acetic acid is 17.0 °C, and its Kf is 3.90 °C·kg/mol.  If dissolving an amount…

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Q: The freezing point of ethanol, CH,CH,OH, is -117.30°C at 1 atmosphere. A nonvolatile, nonelectrolyte…

A: If we add any solute in any solvent, then there are certain changes in the colligative properties of…

Q: Lithium chloride has a lattice energy of 861 kj/mol, and a solvation energy of -898 kj/mol. When…

A: When the lithium chloride solid is dissolved in water, energy will be required to break the lattice…

Q: composition by mass of the solid

A: Record the given info Mass of Solid = 6.50 g Mass of Water = 50.0 g Freezing point of the solution =…

Q: 8.Ethylene glycol (EG), CH2(OH)CH2(OH), is a common automobile antifreeze. Calculate the freezing…

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Q: A student dissolves 8.3 g of phenol (C,H,OH) in 325. mL of a solvent with a density of 1.12 g/mL.…

A: Molality - It is defined as moles of solute dissolved per kilogram of solution. Its unit is moles/kg…

Q: A 83.5 g sample of a nonelectrolyte is dissolved in 250.1 g of water. The solution is determined to…

A: Given: The temperature of the solution is 102.3 degrees Celcius and the temperature of the pure…

Q: A student dissolves 20. g of benzoic acid (C,H,0,) in 125. mL of a solvent with a density of 1.07…

A: The mass of benzoic acid, the solute is = 20. g The volume of solvent and solution is = 125. mL The…

Q: A student dissolves 15. g of aniline (C6H5NH2) in 150. mL of a solvent with a density of 0.86 g/mL.…

A: Given,mass of aniline ( C6H5NH2 ) = 15. gvolume of the solvent = 150. mLdensity of the solvent =…

Q: The boiling point of chloroform, CHCI,, is 61.700 °C at 1 atmosphere. K(chloroform) = 3.67 °C/m In a…

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Q: A student dissolves 4.8 g of ammonia (NH,) in 350. mL of a solvent with a density of 1.01 g/mL. The…

A: Given,  Mass of NH3 = 4.8 g  Molar mass of NH3 = 17 g/mol  Volume of the solvent = 350 ml = 0.35 L…