How many grams of urea [(NH2)2CO)] must be added to 465 g of water to give a solution with a vapor pressure 0.865 mmHg lower than that of pure water at 30°C? (The vapor pressure of water at 30°C is 31.8 mmHg.)

Q: What is the boiling point of a solution that contains 60 g of glycerine C3H8O3, in 600 g of water?

A: The new boiling point is found to be increased when a solute is introduced into a system. The change…

Q: What mass of salt (NaCl) should you add to 1.62 L of water in an ice cream maker to make a solution…

A: Given: The volume and density of water is 1.62 L and 1.00 g/mL, respectively. The freezing point of…

Q: What mass, in grams, of NaCl needs to be added to 1.6 kg of water in order to create a solution with…

A: In this question, we want to determine the mass of NaCl in grams is added in the water Solvent.  You…

Q: MgCl₂ has a van't Hoff factor of 2.70. What would be the boiling point (in °C) of an aqueous…

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Q: A KCI solution is prepared by dissolving 20.0 g KCI in 250.0 g of water at 25°C. What is the vapor…

A: Consider the given information is as follows; Mass of solute (KCl) = 20.0 g Mass of solvent (water)…

Q: The vapor pressure of a pure water at 26.0°C is 25.21 torr. The vapor pressure of a solution which…

A: According to the Raoult's law for dilute solutions the relative lowering of vapor pressure is equal…

Q: boiling

A: According to the question, we need to determine the boiling point of a solution composed of 2.25 g…

Q: Which would be more effective in giving a higher boiling point of a solution formed with 400 g of…

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Q: What mass of salt (NaCl) should you add to 1.22 L of water in an ice cream maker to make a solution…

A: Given  Volume of water = 1.22 L  1 L = 1000 mL  Volume of water = 1220 mL  Density of water = 1 g/mL…

Q: What is the freezing point of a solution made with 1.01 mol of CHCl₃ in 530.0 g of CCl₄ (Kf = 29.8…

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Q: How many grams of table salt must be added to half a liter of water to raise its boiling point by…

A: Note: “Since you have asked multiple questions, we will solve the first question for you. If you…

Q: How many grams of urea (H2N-CO-NH2) must be added to 450 g of water to give a solution with a vapor…

A: Given : Vapour pressure of pure water = 31.8 torr And vapour pressure of solution is 2.50 torr less…

Q: Compared to pure water at 1 atm, what is the theoretical boiling point of a solution that contains…

A: The elevation in boiling point ∆Tbis calculated by the formula: ∆Tb=imKb Where, i is the Van't Hoff…

Q: 7) A solution is prepared by dissolving 70.0 g of sucrose, C12H22011, in 220. g of water at 25°C.…

A: Note - Since you have asked multiple question, we will solve the first question for you. If you…

Q: if 2.51 g of a molecular compound  dissolved in 100.0 g of water produces a solution with a freezing…

A: Given: 1) Molecular compound weight = WA= 2.51 g 2) Molar mass of compound = mA = M 3) Water weight…

Q: What is the boiling point of a solution made by dissolving 10.0 g sucrose ( C12H22O11C12H22O11 ) in…

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Q: How would you calculate the vapor pressure of a solution made by dissolving 25.0 g of urea (molar…

A: Liquids have a tendency to evaporate into liquids. Vapor pressure is a measure of this tendency. If…

Q: A solution is prepared by dissolving 27.0 g urea (NH2)2CO, in 150.0 g of water.  Calculate the…

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Q: What is the boiling point of a solution of NaCl in water if the solution freezes at −0.93 °C?

A: NaCl(aq)→Na++Cl- First, we have to calculate the freezing point molality, which is Change in…

Q: Consider aqueous solutions prepared by adding 0.1 mol of the following solutes to 1.00 kg of water.…

A: Since you have posted question with multiple sub-parts, we are entitled to answer the first 3 only.…

Q: How many grams of ethylene glycol (C2H6O2) must be added to 1.15 kg of water to produce a solution…

A: The magnitude of the freezing point depression produced by a solute is found to be proportional to…

Q: Which solution has the highest vapor pressure?a. 20.0 g of glucose (C6H12O6) in 100.0 mL of waterb.…

A: Moles of glucose = weight / molar mass                                = 20 gm / 180.155 gm/mol =…

Q: 2. How many grams of urea (H2N-CO-NH:) must be added to 450 g of water to give a solution with a…

A: Use raoult law formula and get the answer

Q: Calculate approximately how much methanol , CH3OH, would be needed for an automobile radiator…

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Q: 1. How many grams of sugar monosaccharide, C6H12O6, should be present in 450 g water to make a 8.75…

A: Since we only answer one question at a time, we'll answer the first one. Please resubmit the…

Q: The vapor pressure of ethyl alcohol (C2H5OH) is 100 mmHg at 30°C predict the water vapor of the…

A: Given: The vapor pressure of ethyl alcohol is 100 mm Hg. The mass of solute is 12 g. The mass of…

Q: A 35.0-g sample of ethylene glycol, HOCH2CH2OH, is dissolved in 500.0 g of water. The vapor pressure…

A: given,mass of solute (ethylene glycol)=350gmolar  mass=62 g/molmass of solvent=500.0 gmolar…

Q: How many grams of urea [(NH 2 ) 2 CO] must be added to 4.50 * 10 ^ 2 of water to give a solution…

A: Relative lowering of vapor pressure  It is one of the colligative properties that depends on the…

Q: How many grams of sucrose (C12H22O11) must be added to 552 g of water to give a solution with a…

A: Colligative properties are the properties which depends on the number of particles present in the…

Q: A 11 g sample of a Na3PO4 dissolves in 110. g of water. If the Kf  (H2O) = 1.86 oC/molal.  What is…

A: Given: Mass of  Na3PO4 = 11g Molar mass of  Na3PO4 = 163.94 g/mol Mass of H2O = 110.0 g = 0.110 Kg…

Q: The boiling point of ethanol (C2H5OH) is 78.5°C. What is the boiling point of a solution of 6.4 g of…

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Q: 11.96 What osmotic pressure in atmospheres would you expect for each of the following solutions? (a)…

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Q: What is the boiling point of a solution of 0.186 g of glycerol, C3 Hs O3, in 20.0 g of water? For

A: ∆Tf=kf ×m and  ∆Tb=kb ×m Where  ∆Tf = depression in freezing point ∆Tb= Elevation in Boiling point m…

Q: You add 1.00 kg of ethylene glycol (C2H6O2) antifreeze to 4450 g of water in your car's radiator.…

A: Given information: Mass of solute = 1.00 kg Mass of water (solvent) = 4450 g

Q: Calculate the boiling point of the solution prepared by adding 25.30 g of ferric chloride to 263 mL…

A: Elevation of boiling point  ∆Tb = Kb * m  Kb = 0.520C/m  m = Molality = Number of moles / Volume of…

Q: Which solution has the lowest boiling point? O 1.00 moles of NaCl in 1.0 L of water O 1.00 moles of…

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Q: List the following aqueous solutions in order of increasing boiling point: 0.040 m glycerin; 0.020 m…

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Q: Calculate the amount of water (in grams) that must be added to each of the following substances to…

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Q: If 70 grams of NH4CI is dissolved in 100 grams of water at 70°C is the solution saturated,…

A: saturated solution=maximum amount of solute that will dissolve at particular temperature,if any more…

Q: All of the following are added to five different containers of water, each with the same mass of…

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Q: What is the vapor pressure (in mmHg) of a solution of 18.8 g of CaCl2 in 161.5 g of water at 45.0oC?…

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Q: 3. 5.00 g of an organic solid is dissolved in 100.0 g of benzene. The boiling temperature of this…

A: Dear student , since you have posted multiple questions we will allow to solve only first question…

Q: 1.a)What is the molality of a 1.24 M solution of KI in water? (density of solution = 1.15 g/mL)…

A: Molarity is defined as number of gram moles of solute present in 1 liter solution. molality is…

Q: Arrange the boiling points of the aqueous solutions, relative to pure water. Assume complete…

A: Since,∆Tb =i×kb×mWherei=van't hoff factor∆Tb =elevation in boiling pointkb =boiling point constantm…

Q: The boiling point of ethanol (C₂H₅OH) is 78.5°C. What is the boiling point of a solution of 6.4 g…

A: Elevation in boiling point of solution is given by  ∆Tb=i.m.Kb where i=Van't Hoff factor = 1   ,…

Q: How many grams of sucrose (C12H22O11) must be added to 603 g of water to give a solution with a…

A: Given dataAmount of water in which Sucrose added= 603 gVapor pressure of the solution = 0.999…

Q: 18 g of glucose, C6H12O6 (Molar mass – 180 g mol-1) is dissolved in 1 kg of water in a sauce pan. At…

A: When a solute is dissolved in solution, there is elevation in boiling point, Tf-Ti=kfm where Tf is…

Q: The vapor pressure of a pure water at 26.0°C is 25.21 torr. The vapor pressure of a solution which…

A: Given information: Vapor pressure of pure water (Po) = 25.21 torr Mass of glucose = 20 g Mass of…

Q: Calculate the vapor pressure of a solution made by dissolving 82.4 g of urea (molar mass = 60.06…

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Q: How many grams of urea, (NH2)2CO must be added to 4.50g of water to give solution with a vapor…

A: When we add a non-volatile solute in any solution some properties of the solution changes because…