An isotonic solution will produce an osmotic pressure of 7.84 atm measured against pure water at human body temperature (37.0 °C). How many grams of sodium chloride (molar mass = 58.44 g/mol) must be dissolved in a liter of water to produce an isotonic solution?

Q: What is the concentration of each of the following solutions? (a) The molality of a solution…

A: 11.58 The concentration of an acid solution is defined as the number of moles of acid per litre of…

Q: The boiling point of chloroform CHC13 is 61.70°C at 1 atmosphere. A nonvolatile, nonelectrolyte that…

A: Given that : The boiling point of chloroform = 61.70°C The molar mass of chloroform = 180.1 g/mol…

Q: How many grams of carbon tetrachloride, CCl4, must be mixed with 72.54 g of ethyl acetate,…

A: Given : Vapour pressure of pure CCl4 = 306.0 torr. And vapour pressure of pure CH3COOCH2CH3 = 280.0…

Q: How many grams of ethylene glycol must be added to 1,000. g of water to form a solution that has a…

A: Given data mass of solvent (water) = 1000.0 g = 1.00 kg Freezing point of solution  = - 10 oC Solute…

Q: A solution contains 21.2 g of ethylene glycol (C2H6O2 g/mol, i=1) in 85.4 mL of water (density 1.00…

A: when a non volatile solute is added to a solution the boiling point of the solution increases due to…

Q: What is the boiling point of a solution of 1.0 g of glycerin, C3H5(OH)3, in 47.8 g of water? Assume…

A: Given: Mass of glycerin= 1.0 g  Mass of water= 47.8 g The constants are: To find: The boiling point…

Q: What is the boiling point of a solution of 0.200 g of glycerol, C3H8O3, in 15.0 g of water? What is…

A: The molality of glycerol is calculated as,

Q: 1. Calculate the freezing and boiling points of a solution prepared by dissolving 15.5 g of Al(NO3)3…

A: Depression in freezing point: ∆Tf =i×kf ×m  0 - Tf = 4 x 1.86 x 15.5×1000212.996×200.0  Tf = - 2.707…

Q: . If 10.0 g of NaCl are dissolved in 75.0 mL of water, what will be the freezing point of the…

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Q: Which aqueous solution has the lowest freezing point? 0.50m glucose, 0.40m NaCl or 0.30m CaCl2?

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Q: A 2.0 gram sample of a non-electrolyte is dissolved in 100 grams of water. If the resulting solution…

A: Given, mass of sample of a non electrolyte = 2.0 g Mass of water solvent = 100 g = 0.1 Kg Freezing…

Q: Assuming 100% dissociation in aqueous solution, calculate the freezing point of a solution made by…

A: It is given that there is 100 % dissociation of NaCl in the solution. Mass of NaCl = 16.94 g The…

Q: Concentrated hydrochloric acid is 11.8 M HCl and has a density of 1.190 g/mL. Calculate the mass %,…

A: Given,  Molarity of HCl = 11.8 M Density = 1.190 g

Q: Assuming ideal behavior, find the freezing point of a solution made by dissolving 13.2 g of ammonium…

A: The given data contains, mass of ammonium phosphate = 13.2 g. mass of water = 45 g.

Q: A solution of an 22.4 g of an unknown protein dissolved in enough water to make 0.150 L of solution…

A: Please find the below attachments.

Q: A solution is prepared by adding 2.37 mol glucose, which is not volatile, to 5.20 mol diethyl ether.…

A: A solution is prepared by adding 2.37 mol glucose, which is not volatile, to 5.20 mol diethyl ether.…

Q: What is the boiling point of an aqueous solution that has a vapor pressure of 20.5 torr at 25 °C?…

A: According to Raoult’s law, the vapor pressure of the solution is lower than the vapor pressure of…

Q: A solution contains 3.45 mol of water and 1.50 mol of nonvolatile glucose (C6H12O6)   What is the…

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Q: The osmotic pressure of a solution containing 7.0 g of insulin per liter is 23 torr at 25 °C. What…

A: Given, mass of insulin =7 g temperature of solution=25°C=25+273.15 K=298.15 K R(universal gas…

Q: Pheromones are compounds secreted by the females of many insect species to attract males. One of…

A: 80.78 percent C, 13.56 percent H, and 5.66 percent O

Q: A solution contains 180.3g BaBr2(297.1 gmol) dissolved in 1066 g of water. What is the vapor…

A: There are various colligative properties which depends on the amount of the solute particles-  1-…

Q: (a) Define the following terms:(i) Molarity (ii) Molal elevation constant (Kb) ‘(b) A solution…

A: a. i) ii) Molal elevation constant (Kb) is defined as the elevation of the boiling point of a…

Q: The osmotic pressure of a solution containing 7.0 g of insulin per liter is 23 torr at 25 °C. What…

A: Osmotic pressure is related to molarity of the solution as follows: Here, M is molarity of a…

Q: An aqueous solution contains 17.5 g of an unknown molecular compound in 100.0 g of water and has a…

A: Given : aqueous solution of compound (means solvent is water). Mass of solute = 17.5 g Freezing…

Q: A solution is prepared by adding 1.50 mol glucose, which is not volatile, to 3.50 mol water. What is…

A: The pressure at which a substance is converted into its gaseous phase is called its vapor pressure.…

Q: Calculate the freezing point of a solution made from 72.33 g of propane, C3H3, 44.1g/mol, dissolved…

A: Given: Mass of Propane=72.33 g Mass of solvent (Water)=0.250 kg

Q: 3. To determine the molar mass of a certain protein, 1.00 x 10-3 g of it was dissolved in enough…

A: Given information: Mass of protein = 1.00×10-3 g Volume of solution = 1.00 mL Pressure = 1.12 torr…

Q: Calculate the following concentrations for a solution of 0.800 g of calcium chloride, Cacl2, in…

A: Weight of CaCl2 = 0.800g Weight of water = 100g Density of solution = 1 g/ml So,  Molarity = n/V(l)…

Q: What is the molal concentration of a solution

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Q: 2. A 1.0 g sample of a molecular compound having a molecular weight of 100,000 g/mol is dissolved in…

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Q: How many grams of BaCl2 should be added to 300 g water so that the freezing point of the solution is…

A: Molality is the property of the solution and it is defined as  number of moles of solute  present in…

Q: A 2.0 gram sample of a non-electrolyte is dissolved in 100 grams of water. If the resulting solution…

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Q: 1.00 L of an aqueous solution contains 1.52 g of a compound used in antifreeze. If the osmotic…

A: Given data,Pressure =448 torr =0.5894atmVolume of an aqueous layer is 1LGas constant is 0.08206J/mol…

Q: Isotonic saline solution, which has the same osmotic pressure as blood, can be prepared by…

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Q: 0.6244 g of an unknown non-electrolyte is dissolved in enough water to make 200.0 mL of solution at…

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Q: Which of the following solutions will have the lowest freezing point for the same mass of solvent?…

A: Above question is of colligative properties which is base on the relative number of solute…

Q: You have a solution of 10.0 g of sucrose in 100.0 of water. Calculate the molality based on the…

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Q: an aqueous solution of ethanol, C2H5OH, is 19% ethanol by mass and has a density of 0.97 g ml ^-1.…

A: Assuming 1 L i.e 1000 mL of solution. Given : Mass percent of ethanol = 19 % And density of solution…

Q: A solution of 12.4 g of an unknown protein dissolved in enough water to make 0.245 L of solution has…

A: Convert 424 torr into atm. It can be done as follows-

Q: A bottle of medicine contains 12.5% ethanol by volume. The density of ethanol (C2H5OH) is 0.789…

A: Medicine contains 12.5% ethanol by volume. It implies that 100 cm3 of ethanol solution has 12.5 cm3…

Q: 11.98 A solution of an unknown molecular substance in water at 300 K gives rise to an osmotic…

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Q: Assume that each of the ions in calcium chloride, CaCl2, has the same effect on the freezing point…

A: Solution is made up of two components which are solute and solvent. Solute is present in the minor…

Q: Assuming ideal solution behavior, what is osmotic pressure of a solution of bovine insulin (molar…

A: Given that ,  Mass of insulin (w) = 0.253 g  Molar mass of insulin (M) = 5700 g/mol Temperature (T)…

Q: What is the freezing point of an aqueous 1.00 m NaCl, 58.44g/mol, solution? (Kf of water =…

A: Given: Molarity of NaCl=1.00M Kf of water = 1.86°C/m Formula: ∆Tf=Kf×m×i

Q: Consider following aqueous solutions: 2.75 m sucrose / 1.50 m NaC1 / 1.00 m LiPO4 / Pure Water /…

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Q: A bottle of wine contains 12.5% ethanol by volume. The density of ethanol (C2H5OH) is 0.789 g/cm3.…

A: Given  a bottle of wine contains 12.5 % ethanol by volume volume of wine bottle = 100 ml = 100 cm3…

Q: When 86 g of a nonelectrolyte compound are dissolved in exactly 76 g of water, the solution has a…

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Q: A bottle of medicine contains 12.5% ethanol by volume. The density of ethanol (C2H3OH) is 0.789…

A: Since the % by volume is defined as the percentage of volume of solute present in the solution…