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A: Henry's law can be expressed as, C x KH = Pgas Where, C is the concentration…
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A: When water with gas is subjected to heat, the kinetic energy of molecules present in both solute and…
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A: Dear student I have given answer to your question in the image format.
Q: Explain the origin of osmosis in terms of the thermodynamic and molecular properties of a mixture.
A: ANSWER IS DISCUSSED BELOW :
Q: The addition of 10.00 g of a compound to 250 g of naphthalene lowered the freezing point of the…
A: Given: Mass of the compound=10.00g Mass of naphthalene=250g lowered freezing point=1.560K Kf=7.026 K…
Q: A sample of impure benzene has a freezing point of 4.2 C. If the fusion point of pure benzene is 5.5…
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A: Colligative properties are the properties which are dependent on the number of solute…
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A: The total number of solute particle per liter is known as osmolarity.
Q: Explain about Solvent and Solute Chemical Potentials ?
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Q: In 400. g of water at 50 degrees Celsius, approximately what mass of substance C will dissolve?
A: AT 50o C 100 g of H2O dissolve 30g of substance C .
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A: Given: Lattice enthalpy, L = -2505kJ/mol Enthalpy of solution = -213.3 kJ /mol
Q: The addition of 100 g of a compound to 750 g of CCl4 lowered the freezing point of the solvent by…
A: Given details, The mass of the compound is 100 g. The mass of CCl4 is 750g. Lowered the freezing…
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Q: Distinguish between dispersion methods and condensation methods for preparing colloidal systems.
A: Dispersion methods: that is, by breaking down larger particles. For example, paint pigments are…
Q: Give one application of the concept of freezing point depression
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Q: The addition of 10.00 g of a compound to 250 g of naphthalene lowered the freezing point of the…
A: Introduction The lowering in freezing point can be derived by applying the expression shown below.…
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Q: When carrying out a freezing point depression experiment with cyclohexane, napthalene, and an…
A: The question depends on the concept of colligative property. Depression in freezing point is a…
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A: As we know, ∆Tf=Kf×m when determining freezing point depression, a large freezing point depression…
Q: Explain the meaning of the van Hoff factor and its role in determining the colligative properties of…
A: The properties which are dependent on the number of solute particles are termed as Colligative…
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Q: Does the entropy of the system increase, decrease, or stay the same when a solid sublimes?
A: Entropy is the measure of randomness. When the randomness increase entropy increases.
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Q: define osmolarity and tonicity and explain theirimportance
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Q: The freezing point depression equation tends to be used for nonvolatile solutes. Offer an…
A: Volatile means that solute which will evaporate aur change its state. Non volatile solute is which…
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A: Given information: Mass percent of hydrochloric acid = 38.00 % Density = 1.1886 g cm-3
Q: Explain the existence of colligative properties using the concept of chemical potentials.
A: Colligative properties
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A: Given, The freezing point of a glass of water of volume 200 cm3in which 10 g of glucose has been…
Q: What do you understand by depression of freezing point? Derive the relationship between depression…
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Q: When carrying out a freezing point depression experiment, what will be the effect on a calculated…
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Q: Calculate the osmotic pressure in (atm) for 490mM K3PO4 at 300.7 K.
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Q: The addition of 5.00 g of a compound to 250 g of naphthalene lowered the freezing point of the…
A: Given: Depression in freezing point = 0.780 K Freezing constant: Weight of solute (w) = 5 g Weight…
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A: Enthalpy of solution is the sun of lattice enthalpy and hydration energy.
Q: How can we calculate the Vapor Pressure of a Solution Containing an Ionic Solute?
A: The pressure imposed between a vapor and its solid or liquid phase in a closed system at particular…
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- Convert the units of Henrys law constant for CO2, in table 7.2, to units of, mmHg, atm, and bar. In which cases does the numerical value of the constant change?Calculate the osmotic potential of a 30 mM sodium chloride solution at 20.5 °C. The unit of the result is MPa.The vapor pressure of ethanol is 58.7 torr at 25 °C. Determine the vapor-pressure lowering, ΔP, of an ethanol solution that contains 0.125 mol sucrose dissolved into 1.545 mol ethanol.
- 14. Consider two ionic solids, both composed of singly-charged ions, that have different lattice energies. Which solid will be more soluble in water, the one with the larger lattice energy or the one with the smaller lattice energy? Assume that solute- solvent interactions are the same for both solids. (A) The solid with the larger lattice energy, if entropy increases as a result of mixing, and the solid with the smaller lattice energy, if entropy decreases as a result of mixing. (B) The solid with the smaller lattice energy, if entropy increases as a result of mixing, and the solid with the larger lattice energy, if entropy decreases as a result of mixing. (C) The solid with the smaller lattice energy. (D) The solid with the larger lattice energy. (E) They will have the same or very similar solubilities.Calculate the osmotic pressure of 0.40 M KNO3 (electrolyte) at 25 °CThe molal freezing point depression constant K,=2.51 °C·kg•mol ((NH,),CO) CO are dissolved in 100. g of 2 for a certain substance X. When 6.12 g of urea X, the solution freezes at 0.6 °C. Calculate the freezing point of pure X. Be sure your answer has the correct number of significant digits. °C
- A certain liquid X has a normal freezing point of 7.00°C and a freezing point depression constant =Kf 7.41·°C·kgmol−1. A solution is prepared by dissolving some iron(III) chloride (FeCl3) in 700.g of X. This solution freezes at 3.5°C. Calculate the mass of FeCl3 that was dissolved. Be sure your answer is rounded to the correct number of significiant digits.Explain the meaning of ‘Equilibrium lattice constant’.When 14.3 g of a certain molecular compound X are dissolved in 85.0 g of benzene C6H6, the freezing point of the solution is measured to be 0.5 °C. Calculate the molar mass of X. molal freezing point depression constant (Kf)°C·kg·mol−1 of benzen is 5.07 If you need any additional information on benzene, use only what you find in the ALEKS Data resource. Also, be sure your answer has a unit symbol, and is rounded to 2 significant digits.
- 3) Camphor (CoH160) melts at 179.8 °C, and it has a particularly large freezing point depression constant of 40.0 "C/m. When 0.186 g of an organic substance of unknown molar mass is dissolved in 22.10 g of liquid camphor, the freezing point of the mixture is found to be 176.7 C. What is the molar mass of the organic substance?A 0.100-L solution is made by dissolving 0.441 g of CaCl21s2 in water. (a) Calculate the osmotic pressure of this solution at 27 °C, assuming that it is completely dissociated into its component ions.Give one application of the concept of freezing point depression.
