A student dissolves 16.g of benzoic acid C7H6O2 in 125.mL of a solvent with a density of 1.04/gmL . The student notices that the volume of the solvent does not change when the benzoic acid 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: Determine the molality of an aqueous solution prepared by dissolving 4.75 g of LiCl in 247 g of H…

A: Molality is defined as the number of moles of solute present in 1 Kg of solvent. It is numerically…

Q: What is the molality of a solution containing 6.65 g of urea [(NH2)2CO] in 213.5 g of water?

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Q: What is the molality of a solution made by dissolving 12.3 grams of LiCl in 380 grams of water?…

A: Given: Mass of LiCl = 12.3 g. And mass of water i.e. solvent = 380 g = 0.380 Kg…

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A: To solve this problem we will use the formula of molality

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A: INTRODUCTION: Molarity: It is defined as the Number of moles of solute dissolved in 1 Litre of…

Q: A 250. mL aqueous solution prepared by dissolving 55.0 g of a non-electrolyte solute had a freezing…

A: Depression in freezing point describes that the freezing point of a liquid (a solvent) is epressed…

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: What is the molality of a solution made by dissolving 49.4 grams of (NH 4) 2SO 4 in 775 grams of…

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Q: Vitamin B2, riboflavin, is soluble in water. If 0.833 g of riboflavin is dissolved in 18.1 g H2O,…

A: a) using formula for depression on freezing point to calculate molar mass.  b) first to calculate…

Q: What is the molality of a solution prepared by dissolving 80.2  g of ethylene glycol, HOCH2CH2OH, in…

A: We have to calculate molality of solution. For this we have to first determined mass of solvent ie…

Q: What is the molality of a 1.10 M NaF solution with a density of 1.23 g/mL?     1.10 m      5.85…

A: The mole of solute present in one kilogram of the solvent is known as molality. The mole of solute…

Q: An aqueous solution of fructose (MM = 180.2 g/mol) has a molality of 4.73 m and a density of 1.30…

A:

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

A:

Q: 5. Calculate the molal concentration of a solution that contains 18 g of sodium hydroxide in 100 ml…

A: Answer:- These questions are answered by using the simple concept of calculation of concentration in…

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: A student dissolves 11. g of aniline (C,H,NH,) in 250. mL of a solvent with a density of 1.12 g/mL.…

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

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: An aqueous solution of ethanol (MM = 46.07 g/mol) has a molality of 12.15 m and a density of 1.100…

A: Solution :The values provided in the question are:i) Molarity of ethanol solution = 12.15 mii) Molar…

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: What is the molality of 2.5 g NaCl dissolved in 20.0 kg of water?

A: The given values for the preparation of NaCl solution is: weight of NaCl=2.5 gamount of water…

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: 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: A student dissolves 14. g of stilbene (CH12) in 450. mL of a solvent with a density of 1.09 g/mL.…

A: Molarity: The mole of the solute dissolved in one liter of the solution is known as the molarity of…

Q: A 4.10 molal solution of H2SO4 has a density of 1.21 g/mL. What is the molar concentration of the…

A:

Q: What is the molality of a solution when 8.57 g of ethanol (C2H60 46.07 g/ mol) is dissolved in 274.6…

A: Given values are, Mass of solute (ethanol) = 8.57 g Molar mass of ethanol= 46.07 g/mol Volume of…

Q: If 100 mL of a 0.15 M Mg(NO3)2(aq) solution has a density of 1.09 g/mL, which of the following…

A: Given, Volume of solution = 100 mL Molarity of Mg(NO3)2 solution = 0.15 M = 0.15 mol/L Density of…

Q: A 1.25 M fructose (C6H12O6) solution has a density of 1.69 g/mL. What is the molality of this…

A: Given, Molarity of fructose solution = 1.25 M Density of the solution = 1.69 g/mL Note:  Molar mass…

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

A:

Q: A solution of H2SO4(aq) with a molal concentration of 2.24 ? has a density of 1.135 g/mL. What is…

A: Given : Molality = 2.24 m Density = 1.135g.ml-1

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: What is the molality of a solution made by dissolving 25.9 grams of CaCl 2 in 625 grams of water?…

A: Molality(M)=Number of moles of solute/Mass of solvent in kgs that is molality means how many moles…

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: Calculate the molality of a solution that contains 81.2 g of naphthalene, C10H8 , in 500. mL of…

A: Since molality is defined as the moles of solute present in per Kg of solvent  Hence molality =…

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

A:

Q: MOLARITY AND MOLALITY Calculate the molarity concentration of a solution that contains 49.5 g of…

A: Given: Volume of solution = 460 mL = 0.46 L Mass of Ca3(PO4)2 = 49.5 g Molar mass of Ca3(PO4)2,…

Q: An aqueous solution of methanol (MM = 32.04 g/mol) has a molality of 3.21 m and a density of 1.15…

A: Please find the attachment.

Q: A student dissolves 17. g of sucrose (C,H„01) in 250. mL of a solvent with a density of 1.04 g/mL.…

A:

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: What is the molality of a solution prepared by dissolving 78.8  g of ethylene glycol, HOCH2CH2OH, in…

A:

Q: Directions: True or False: Write the word "HEAT" if the statement is CORRECT or “COOL" if the…

A: Correct and incorrect statements are given in the following step.

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 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: The density of an aqueous solution containing 15.0 percent ethanol (C2H5OH) by mass is 0.974 g/mL.…

A:

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: Calculate the molal concentration of a solution that contains 18 g of sodium hydroxide (NaOH) in 100…

A: Molal concentration =moles of solutemass of solvent = mass of solutemolar mass of solute x mass of…

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: What is the molality of a solution made by dissolving 26.3 grams of CsCl in 420 grams of water?…

A:

Q: Jumbled below are the steps to making a solution. Place the steps in the correct order (step 1 = 1,…

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