A student dissolves 6.1 g of styrene (C3H3) in 225. mL of a solvent with a density of 0.87 g/mL. The student notices that the volume of the solvent does not change when the styrene dissolves in it. Calculate the molarity and molality of the student's solution. Be sure each of your answer entries has the correct number of significant digits. molarity molality = ?

Q: What is the molality of a solution made by dissolving 47.6 grams of Cr(NO 3) 3 in 795 grams of…

A: Given :-  Mass of Cr(NO3)3 = 47.6 g  Mass of water = 795 g Or 0.795 kg To calculate :-  Molality of…

Q: 11.What is the molality of a solution made by dissolving 29.9 grams of LiBr in 915 grams of water?

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Q: The density of a particular solvent is 5.15g/L with a volume of 3981cm^3. If you add 0.00518kg of…

A: Molality of a solution is defined as the number of moles of solute per kilogram of solvent. The SI…

Q: A student dissolves 7.9 g of resveratrol (C4H120,) in 425. mL of a solvent with a density of 0.90…

A: First we will calculate number of moles of resveratrol. Then calculate molarity and molality of…

Q: What is the molality of a solution made by dissolving 9.43 grams of MnCl 2 in 385 grams of water?…

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Q: Calculate the molality of saturated aqueous sodium chloride (58.443 g/mol). A saturated solution…

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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: A solution is made using 218.8 mL of methanol (density 0.7920 g/mL) and 300.0 mL of water (density…

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Q: A student dissolves 6.8 g of resveratrol (C1H,,03) in 175. mL of a solvent with a density of 1.04…

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Q: A student dissolves 20. g of glucose (C,H,,0,) in 100. mL of a solvent with a density of 0.96 g/mL.…

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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: A student dissolves 6.6g of phenol C6H5OH in 375.mL of a solvent with a density of 0.82/gmL…

A: The number of moles for a given compound or a molecule refers to the ratio of its mass to the…

Q: If a solution is prepared by dissolving 17.75 g sulfuric acid, H2SO4, in enough water to make 100.0…

A: Concentration in terms of molarity is defined as the moles of solute present per litre of the…

Q: A solution is prepared by dissolving 25.0 grams of sodium hydroxide in enough water to make 250.0 mL…

A: Note ' As per our guidelines we are supposed to answer first 3 parts please resubmulit the other…

Q: What is the molality of a solution when 12 g of NH 3 (17.031 g/mol) is dissolved in 250 g water?…

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Q: What is the molality of a solution produced by dissolving 14.40 g of LiCl (42.39 g/mol) in water to…

A: Given: mass of LiCl = 14.40 g molar mass of LiCl = 42.39 g/mol volume of solution = 0.104 L density…

Q: A solution is made using 236.2 mL of methanol (density 0.7920 g/mL) and 300.0 mL of water (density…

A: Given :-  Volume of methanol = 236.2 mL Volume of water = 300 mL Density of methanol = 0.7920 g/mL…

Q: A solution is made using 120.9 g of toluene (MM = 92.13 g/mol) and 80.0 g of benzene (MM = 78.11…

A: The ratio of moles of solute to the mass of solvent in kg is known as molality.

Q: What is the molality of a solution made by dissolving 11.7 grams of MnCl 2 in 410 grams of water?…

A: Molality   Molality is a property of a solution and is defined as the number of moles of solute per…

Q: A solution is made using 257.7 mL of methanol (density 0.7920 g/mL) and 300.0 mL of water (density…

A: Given: Volume of methanol = 257.7 mL Density of methanol = 0.7920 g/mL Volume of water = 300.0 mL…

Q: A student dissolves 1.8 g of stilbene (cH2) in 275. mL of a solvent with a density of 0.90 g/mL. The…

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Q: A solution is prepared by dissolving 78.5 g of NaCl and 889 g water to make a total solution volume…

A: Given data,Mass of NaCl=78.5gMass of water=889g=0.889kgvolume of solution=925mL=0.925L

Q: mixed with 125 g of water what is the molality of the solution? 444 m 1.20 m

A: Mass of solute = 55.5 g Molar mass of ethanol = 46 g/mol Moles of ethanol = mass/MM    = 55.5/46 =…

Q: A 1.50 M solution of CaCl 2 (MM=109.9 g/mol)in water has a density of 1.11 g/mL. What is the…

A: Molality is defined as number of moles of solute present in 1 kg of solvent.

Q: A student dissolves 19. g of benzoic acid (C,H,O2) in 475. mL of a solvent with a density of 1.06…

A: The solute is 19g benzoic acid The solvent is 475ml solvent The density of solvent = 1.06g/ml

Q: What is the molality of a solution made by dissolving 19.9 grams of NH 4Br in 910 grams of water?…

A: Given mass of NH4Br = 19.9 g  Given mass of H2O = 910 g  Here , solute is NH4Br and solvent is H2O.…

Q: A 0.200 M H2SO4 solution has a density of 1.200 g/mL.  What is the concentration of the H2SO4…

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Q: A student dissolves 2.5 g of phenol (C,H,OH) in 350. mL of a solvent with a density of 1.12 g/mL.…

A: Molarity is defined as the number of moles of solute dissolved in one liter of solution Whereas,…

Q: A solution of a particular type of sugar (molar mass = 342 g/mol) was prepared by dissolving 72.5 g…

A: Mole is a standard unit for measuring large quantities of very small entities such as molecules,,…

Q: f you have 6.5 g of sodium chloride (MM = 58.44 g mol-1 ) dissolved in 250 mL of solution, what is…

A: Molarity is defined as the ratio of the number of moles of solute to the volume of the solution in…

Q: x olo A student dissolves 7.1 g of aniline (CH,NH,) in 425. mL of a solvent with a density of 0.88…

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Q: Suppose you have 1.7 g NaCl in 100.0 g of water. Calculate the molality based on the molar mass.…

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Q: A student dissolves 14. g of stilbene (C,H,,) in 450. mL of a solvent with a density of 1.09 g/mL.…

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Q: A sucrose solution is prepared to a final concentration of 0.300 M . Convert this value into terms…

A: Molarity = number of moles / volume in liter

Q: A student dissolves 12. g of benzoic acid (C,H,0,) in 100. mL of a solvent with a density of 0.88…

A: Molarity of a solution can be defined as the number of moles of solute dissolved per litre of…

Q: A student dissolves 4.3 g of urea ((NH₂)2CO) in 1 CO) in 150. mL of a solvent with a density of 0.82…

A: Molarity is the number of moles of solute present in 1 liter of solution.  Molality is the number of…

Q: Calculate the molality of 72.0 grams of ethylene glycol C2H6O2 in 304.6 g of water

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Q: Identify the solutions as saturated or supersaturated. Solubility information is given in the table.…

A: 1. Solubility of sucrose at 0 °C = 179.2 g sucorse /100 g of water = 1.792 g/1 g of water Cone, of…

Q: What is the molality of 30% by mass CaCl2 solution?

A: Given :- % by mass of CaCl2 = 30% To calculate :- molality of solution

Q: An aqueous solution containing 275.9 g of sucrose [C12H22O11] per liter has a density of 1.104 g/ml.…

A: Molarity is defined as number of moles of solute dissolved per litre of solution.   Molality is…

Q: A student dissolves 12. g of phenol (CH OH) in 350. mL of a solvent with a density of 1.12 g/mL. The…

A: given that:  Mass of phenol(solute)= 12.g  Volume of solvent = 350.ml Density = 1.12g/ml Volume does…

Q: A solution is prepared by dissolving 11.622 g sulfuric acid, H2SO4, (Molar Mass = 98.07848 ) in…

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Q: A student dissolves 15. g of ammonia (NH,) in 325. mL of a solvent with a density of 1.09 g/mL. The…

A: Molarity = 1000 x W/(MM x V) Where, W = mass of solute in g, V = volume of solution in mL and MM =…

Q: When 4.30 g4.30 g of a nonelectrolyte solute is dissolved in water to make 935 mL935 mL of solution…

A: We have the equation relating the osmotic pressure with concentration as  π = cRT  Where, c =…

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 student dissolves 8.9 g of methanol (CH,OH) in 175. mL of a solvent with a density of 0.88 g/mL.…

A: given mass of methanol = 8.9 g volume of solution = 175 ml density of solution = 0.88 g/mol

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 14. g of aniline (C,H,NH,) in 200. mL of a solvent with a density of 0.90 g/mL.…

A:

Q: A student dissolves 8.1 g of sucrose (C,,H,,0,) in 250. mL of a solvent with a density of 0.93 g/mL.…

A: Molarity is defined as number of moles of solute dissolved per litre of solution and molality is…

Q: Determine the molality and molarity of a sodium chloride solution prepared by adding 37.60 g of…

A: A) Molality is defined as the moles of solute present per Kg of solvent  => molality = moles of…