In an experiment, a group of students dissolved 4.67 g of toluene in 67.8 g of cyclohexane. What was the molality of the solution? The molar mass of toluene is 92.14 g/mol.

Q: A student dissolves 11. g of glucose (C6H1206) in 175. mL of a solvent with a density of 0.94 g/mL.…

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Q: Normal saline is a mixture of NaCl in sterile water. Its concentration is 0.900% (g/mL) and mimics…

A: Molarity and molality are concentration terms which tells about the amount of solute present in the…

Q: What is the molarity of an aqueous solution prepared by adding 36.5 g of barium chloride to enough…

A: Molarity is defined as total number of moles of solute present in 1000 ml of solution Molarity =…

Q: A solution is made using 185.3 mL of isopropanol (density 0.7860 g/mL) and 275.0 mL of water…

A: Given: The density of isopropanol is 0.7860 g/mL. The volume of isopropanol is 185.3 mL. The volume…

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 19. g of phenol (CH₂OH) in 350. mL of a solvent with a density of 0.82 g/mL. The…

A: Given:  Mass of phenol is 19g. Volume of solvent is 350mL. Density of solvent is 0.82 g/mL. To find:…

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: An aqueous solution of isopropanol (MM = 60.10 g/mol) has a molality of 7.91 m and a density of 1.18…

A: Given data contains, Molality of isopropanol solution is 7.91m. Density is 1.18g/ml. Molar mass of…

Q: A solution is made by dissolving 25.0 g of sodium chloride, in 265 g of water. Calculate the…

A: As you have posted multiple questions, we will answer the first question for you. Kindly repost the…

Q: If 0.98 g of an unknown was dissolved in 10.30 g of solvent and the resulting solution has a…

A: Molality is moles of the solute that is present in 1000g or one kilogram(Kg) of solvent. Its SI unit…

Q: A student dissolves 19. g of glucose (C6H₁206) in 350. mL of a solvent with a density of 0.98 g/mL.…

A: Mass of solute (glucose) = 19. gDensity = 0.98 g/mLVolume of solvent = 350. mL = 0.35 LMolarity =…

Q: A student dissolves 4.9g of methanol CH3OH in 275.mL of a solvent with a density of 1.06/gmL…

A: Given information: Mass of solute = 4.9 g Volume (V) = 275 mL                      = 0.275 L Density…

Q: 1. A chemical technician assessed the composition of a liter of seawater and found to contain…

A: Here we are required to find the Molarity and molality of the solution

Q: What is the total mass (in grams) of a solution that contains 22.5 grams of MgCl2 where the solution

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Q: An aqueous solution of isopropanol (MM = 60.10 g/mol) has a molality of 7.25 m and a density of 1.18…

A: (M) Molarity = no. of moles of solute Volume of Solution (in ml)x1000∴ no. of moles of solute =…

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: About 10.0 g of an unknown sample was disso

A: Osmotic pressure ( π ) formula is  π V = n  R T  where n = number of moles of sample = W/M π  V  =…

Q: A 106.1 mL of an H2SO4 solution contains 2.49 g of H2SO4. Calculate the normality of the solution.…

A: * Volume of Solution = 106.1 ml ( 1 L = 1000 mL) Volume of Solution = 0.1061 L * Mass of Solute…

Q: An aqueous solution of ethanol (molar mass = 46.07 g/mol) has a molality of 12.15 m and a density of…

A: Answer:- This question is answered by using the simple cocept of calculation of molarity using the…

Q: What mass of H2O (in grams) is needed to dissolve 6.03 g Li3PO4 to produce a solution having a…

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Q: A student dissolves 19. g of methanol (CH,OH) in 425. mL of a solvent with a density of 0.98 g/mL.…

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Q: 5. A solution contains 92.2g of methanol, CH3OH, dissolved in sufficient water to give a mass of…

A: The number of moles of a substance is given as the mass of a substance upon its molar mass. The…

Q: The solubility of a saturated solution of KCI at 25 °C i= 35.54 g KCI in 100 g of water. Which of…

A: Explained as follows

Q: A student dissolves 12. g of methanol (CH,OH) in 300. mL of a solvent with a density of 0.95 g/mL.…

A: Molarity is one of the concentration term which is used to define the concentration of a solute in a…

Q: A student dissolves 4.1g of glucose C6H12O6 in 100.mL of a solvent with a density of 1.17/gmL…

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

Q: A student dissolves 1.9 g of styrene (C,H,) in 150. mL of a solvent with a density of 1.02 g/mL. The…

A: Given that,  Weight of styrene  = 1.9 g Molar mass of styrene = 104.15 g/mol Moles of styrene n =…

Q: A solution of aqueous substance(molar mass 90.8g/mol has a molarity of 2.1M and density of 1.08…

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Q: A solution contains 42.6 g of Al(OH)3 in 1400 g of solvent, what is its molality.

A: We have given that Mass of Al(OH)3 = 42.6 g Mass of Solvent = 1400 g = 1.4 kg Molar mass of Al(OH)3…

Q: Sodium sulfate is used in dyeing and printing textiles. A solution of sodium sulfate was prepared by…

A: Given,  Mass of Na2SO4 = 135.0 g  Volume in mL = 425.0 mL  How many moles of sodium sulfate are…

Q: An aqueous solution of cesium chloride is prepared by dissolving 52.3 g cesium chloride in 60.0g of…

A: Number of moles of cesium chloride = given mass / molar mass = 52.3 g / 168.36 g/mole= 0.31 molMass…

Q: An aqueous solution is 0.467 M in HCl. What is the molality of the solution if the density is 1.23…

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Q: An aqueous solution of isopropanol (MM = 60.10 g/mol) has a molality of 7.91 m and a density of 1.18…

A: Given, molality of  isopropanol is 7.91 m. That means 7.91 moles dissolved in 1 Kg (1000 g) of…

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 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: A student dissolves 10. g of phenol (C,H;OH) in 175. mL of a solvent with a density of 1.03 g/mL.…

A: 10g phenol is dissolved  The solvent amount is 175 ml The density of the solvent is 1.03g/ml

Q: A solution was made by dissolving 10.000 g of NaCl (58.44 g/mol) in 150. mL (assume 1g/mL) of water.…

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Q: A student dissolves 5.2g of ammonia NH3 in 450.mL of a solvent with a density of 1.05 g/mL. The…

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Q: A student dissolves 12. g of styrene (c,H3) in 300. mL of a solvent with a density of 1.00 g/mL. The…

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