Determine the number of grams of water which are required to dissolve 25g of KNO3 at 100 degrees Celsius.

Q: The van der Walls attraction between similar colloidal particles in a solvent is always smaller than…

A: Vanderwaals forces are the interactive forces between similar particles and molecules of matter.

Q: What is the minimum mass of ethylene glycol (C₂H₆O₂)that must be dissolved in 14.5 kg of water to…

A: Depression of freezing point ( ∆Tf ) : The formula to calculate elevation in Boiling point  ∆Tf is :…

Q: What is the molality of an acetic acid solution containing 0.500 mol ofH C 2 H 3 O 2 in 0.800 kg of…

A: Molality(m): It is defined as " no. of mole of solute present in per kilogram of solvent".

Q: 2. Calculate the mole fraction of each component of a solution containing 65 g of ethanol (C2HaO) in…

A: Given,  Mass of ethanol, C2H6O = 65 grams Mass of water, H2O = 350 g

Q: What is the mole fraction of ethanol in a solution made by dissolving 25.0 g of ethanol, C2H5OH, in…

A:

Q: Calculate the molality of a solution containing 250g of glucose (C6H12O6) in 1045 g of ethanol.

A: Molality : Molality can be defined as "Total moles of a solute present in one kilogram of a…

Q: A 100.0-g sample of a brand of rubbing alcohol contains 66.2 g of isopropyl alcohol, C3H7OH, and…

A: Given: Mass of isopropyl alcohol= 66.2g Mass of water=33.8g

Q: Arrange the following in ascending order of solubility in water at room temperature and 1 atm: N2,…

A: Answer is explained below, hope you like it. Ans: The ascending order of the solubility is-…

Q: Lanthanum(III) chloride (LaCl3) is a salt that completely dissociates into ions in dilute aqueous…

A:

Q: A 8.05 % CH3OH(aq) has a density of 0.976 g/mL at 18°C What is the mole fraction of the solvent in…

A: The mole fraction of solvent in 8.05 % CH3OH(aq) is calculated as,

Q: 1.Calculate the mole fraction of each component of a solution containing 65 g of ethanol (C2H6O) in…

A: mass of C2H6O=65 g , molar mass=46 g mol-1  mass of H2O=350 g , molar mass = 18 g mol-1  then,

Q: 1. Estimate the freezing and normal boiling points of 0.25 m aqueous solutions of NH4NO3 and NiCl3

A: Any solution's "boiling point (Tb)", as well as "freezing point(Tf)", is directly related to the…

Q: How many grams of pyrazine (C4H4N2) would have to be dissolved in 1.50 kg of carbon tetrachloride to…

A: Colligative properties: The colligative properties are those properties of solutions that depend on…

Q: Describe the relationship between pressure and gas solubility according to Henry's law?

A: ANSWERE IS DISCUSSED BELOW :

Q: Calculate the osmotic pressure of a 2 % aqueous urea (NH2CONH2) solution at 25 oC . M = 60 g/mol, R…

A: The aqueous solution of urea (NH2CONH2) at 25 oC  is given to be 2 % which means that- 100 mL of…

Q: Indicate the type of solute–solvent interaction that should be most important in each of the…

A: (a) CCl4 in benzene: Both CCl4 and C6H6 are non polar in nature. Hence, the solute -solvent…

Q: Calculate the mole fraction of a solution containing 2.6g of sodium sulfate in 20g of water.

A: Given: Mass of sodium sulfate = 2.6 g Mass of water = 20 g Molar mass of sodium sulfate = 142.04…

Q: Calculate the mole fraction (of each component) of a solution prepared by dissolving 125 mL of pure…

A: It is defined as the number of moles of the solute to the total number of moles. mole fraction= no.…

Q: If an aqueous solution of a non-volatile, non-electrolyte, freezes at -1.28C, what is its boiling…

A:

Q: Define the term solvation?

A: The term solvation has to be defined below.

Q: Calculate the molality of a solution containing 10.8 g of ethylene glycol (C2H6O2) in 360 g of…

A:

Q: If we add 175 g of ethylene glycol, C2H6O2, per 1000. g of water to a car radiator, what will be the…

A:

Q: Determine the number of grams of water which are required to dissolve a mixture of 25g of KNO3 and…

A:

Q: 3. Calculate the molality of the solution prepared by dissolving 34.3 g of glucose (C6H12O6) in 321…

A: Molality is defined as number of solute present in 1000g of solvent. Mole= MOLAlity×mass of solvent…

Q: Calculate the freezing point of 1.5 moles of C6H12O6 dissolved in 1kg of water?

A: The molality of the given solution is calculated using equation (1). In this equation m represents…

Q: Calculate the freezing point of the solution when 31 g of ethylene glycol (C2H6O2) is dissolved in…

A:

Q: Which of the following factors affect the solubility of a gas in a liquid solvent? l. Pressure II.…

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

Q: A solution is prepared by mixing 1.00 g of ethanol (C2H5OH) with 100.00 g of water to give a final…

A: In order to calculate the molarity and the mole fraction we first write down the given data: Mass of…

Q: The solubility of oxygen gas in water at 40 °C is 1.0 mmol per liter of solution. What is this…

A: Given: Solubility of O2 gas=1 mmol/L=0.001 mol/L

Q: what is the mole fraction of the components of a solution containing 18g h2SO4 in 75 g of liquid…

A: Mass of H2SO4 = 18 g, molar mass = 98 g mol-1 mass of H2O = 75 g , molar mass = 18 g mol-1 Mole…

Q: Determine the osmotic pressure in atm at 45.8 °C of an aqueous solution that is 0.502 M NaNO3. (R =…

A: Given :- concentration of NaNO3 solution = 0.502 M  R = 0.0821 atm.L / K.mol  T = 45.8°C  To…

Q: Determine the number of grams of water which are required to dissolve 2.0g of CuS04 , 5H2O at 100…

A: Solubility is defined as the maximum amount of solute that must be added in a known amount of…

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

A: Answer:  0.891 mol/Kg

Q: A solution with 1.0 mol C2H5OH in 100g of solvent has the same molality as a solution with 1.0 mol…

A:

Q: The van der Walls attraction between similar colloidal particles in a solvent is always bigger than…

A: Vanderwaals forces are the interactive forces between similar molecules of a matter and depend on…

Q: What is the freezing point of an aqueous solution that boilsat 105.0 °C?

A: As the solution is aqueous so get the value of Kb and Kf with respect to water as, Boiling point…

Q: Calculate the freezing point of an aqueous solution prepared from a non-volatile solute that has a…

A:

Q: A 5.2 molal aqueous solution of methyl alcohol, CH3OH is supplied. What is the mole fraction of…

A: The mole fraction is defined as the number of moles of a particular component is divided by total…

Q: What mass of KClO3 should be measured out to make a saturated solution in 300g of water at 70 deg C?

A:

Q: The solvent carbon disulfide has a melting point of -111.5 deg C, and a freezing point depression…

A: Given: The melting (freezing point) point of carbon disulfide = -111.5 deg C. The freezing point…

Q: What is the minimum mass of ethylene glycol (C2H&O2) that must be dissolved in 14.5 kg of water to…

A:

Q: Calculate the mole fraction of each component of a solution containing 65 g of ethanol (C 2 H 6 O)…

A: Mole fraction is given by the ratio of number of moles of one component to total number of moles of…

Q: 1.Calculate the molality of a solution containing 10.8g of ethylene glycol (C2H602) in 360g of…

A: Molality of solution is defined as number of moles of solute dissolved per kg of solvent.

Q: concentration

A:

Q: What is the mole fraction of ethanol in a solution made by dissolving 51.2 g of ethanol, C2H5OH, in…

A: We have to calculate the ethanol.

Q: What is the boiling point elevation of a 1 molal aqueous solution?

A: Elevation in boiling point is observed when a non-volatile solute is added to a pure solvent to form…

Q: What is the mole fraction of ethanol of an aqueous solution that is 20% ethanol?

A: Given : Ethanol = 20%

Q: What mass (g) of sodium nitrate must be added to 500 ml of water to prepare a solution that is…

A:

Q: Define the following terms :(i) Mole fraction (x)(ii) Molality of a solution (m)

A: The concentration is the measure of the amount of the substance that gets dissolved in another…