3. Which definition is not correct? A. molarity = moles solute / liter of solution B. molality = moles of solute / kilogram of solvent C. mole fraction = moles of solute / moles of components in solution D. all are correct %3D %3D

Q: An aqueous solution of CaClz weighs 6.6 kg. The solution has 4.7 moles of CaClz present in it. The…

A: Given :  Mass of solution  = 6.6 kg = 6600 g  Density of solution= 1.35 g/ml  Moles of CaCl2 = 4.7…

Q: Describe how to prepare each solution from the dry solute and the solvent. a. 125 ml of 0.100 M…

A: (a) In the given question: Volume = 125 ml Molarity = 0.100 M Molar mass of NaNO3 = 85 g/mol…

Q: 1. Equal numbers of moles of two soluble substances; A & B, are dissolved into 1 L of water…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: 6. What is the percent by volume of isopropanol in a 90ml solution that contains 25ml isopropanol?…

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

Q: solution was prepared by dissolving 39.2g of calcium nitrate in enough water to have 2.50M…

A: Mass of calcium nitrate = 39.2g Molarity = 2.50 M Volume of solution = ?

Q: Concentrated HI is 47.0%/HI by mass and has a density of 1.50 g/mol. (A) how many grams of…

A: A) 0.2449 g of concentrated HI is required. B) 0.1633 mL of concentrated HI is required.

Q: Need help with #59

A: Concentration relies on the solute’s amount and solvent’s amount and measured in various forms like…

Q: An aqueous KNO3 solution is made using 71.9 g of KNO3 diluted to a total solution volume of 1.95 L.…

A: From the weight of the compound taken we can calculate the mole present in 1000 ml ghat will be the…

Q: A student needs to prepare 50.0 mL50.0 mL of a 0.80 M0.80 M aqueous H2O2H2O2 solution. Calculate the…

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Q: Consider naphthalene, C10H8, the active ingredient of moth balls. A solution of naphthalene is…

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Q: Calculate the molarity of each aqueous solution:(a) 78.0 mL of 0.240 MNaOH diluted to 0.250 L with…

A: a) Given : Initial volume of solution = 78.0 mL  Initial molarity of NaOH = 0.240 M Final diluted…

Q: 21. What is the molality of a solution prepared by dissolving 0.244 mol of chloroform, CHC13, in 456…

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Q: Concentrated reagent of sodium hydroxide (NaOH, 39.997 g/mol) has a molarity of 17.6 M and its…

A:

Q: moles of solute Molarity Molarity = liters of solution 1. Determine the molarity of these solutions:…

A: a) M= 4.672.04          = 2.w89 M b)M= 0.6291.5         =0.4193 M c) M= 4.783×1106×10          =…

Q: Consider a solution of 34.2 g of sucrose and 200g of water. The solution has a density of 1.1 g/mL…

A: a) mass percentage = (mass of solute/ mass of solution) × 100  b) mole fraction = moles of the…

Q: solution is made using 194.7 g of hexane (MM = 86.18 g/mol) and 200.0 g of octane (MM = 114.2…

A: The concentration of a solution is very important parameter in chemistry. It is expressed in amny…

Q: How could a substance such as alcohol be a solvent under one condition and a solute under another?…

A:

Q: 13.58 An automobile antifreeze mixture is made by mixing equal volumes of ethylene glycol (d 1.114…

A: Given:-            The antifreeze mixture consists of ethylene glycol and water and the volume of…

Q: Consider naphthalene, C10H8, the active ingredient of moth balls. A solution of naphthalene is…

A: Molality (m) :-  The number of moles of solute dissolved in 1 kg of solvent is defined as molality…

Q: What is the %v/v of a solution made from 191.1 g of ethylene glycol (density is 1.11 g/mL) in water…

A: Given data : Mass of ethylene glycol = 191.1 g Density of ethylene glycol = 1.11 g/mL This mass of…

Q: A Mixture Contains 1.5 Liters Oxalic Acid H2C204 2H2O (p=1.653 g/mL) and 2- gallon Water. Determine:…

A: The mixture contains 1.5 L oxalic acid in 2-gallon water. 2-gallon water=2×3.78541 L=7.57082 L

Q: KNO, 240 200 6160 NaCIO 120 KBr 80 KCI 40 Naci 20 40 60 80 100 120 Temperature °C If NaCIO3 has 100g…

A: We have to find how much more solute can be added to make a saturated solution

Q: 6) Calculate the moles of solute in these solution volumes. a) How many moles of solute are…

A: Molarity is a concentration term for a solution. The molarity of the given solution is defined as…

Q: A solution is made using 180.3 g of hexane (MM = 86.18 g/mol) and 200.0 g of octane (MM = 114.2…

A: Molality is defined as number of moles of solute dissolved in per kg of solvent.  To calculate the…

Q: A commercial bleach solution contains 3.62  mass percent NaOCl in water. Calculate the molarity of…

A: ANSWER IS :

Q: Calculate the number of moles and mass of CuSO4·5H2O(s) required to prepare 100.0 mL of 0.100 M…

A: Calculate the number of moles of CuSO4·5H2O: 1 mL = 0.001 L Hence, the number of moles of…

Q: Calculating the molality of a solution 9. 32.5 g of NaF is dissolved in 425 g H2O Calculating the…

A: Amount of NaF = 32.5 gMolar Mass of NaF =41.988 g/moleNo of mole of NaF = Amount of NaFMolar Mass of…

Q: 19. What is the molality of 6 grams of salt in 10 grams of solution? A. 1.027 m B. 1.027 M C. 10.27…

A: General chemistry:

Q: A solution is made using 100.5 g of ethanol (MM = 46.07 g/mol) and 120.0 g of water (MM = 18.02…

A: Given : mass of ethanol = 100.5 g Mass of water = 120.0 g = 0.120 Kg…

Q: In lab, scientists often use percentages to describe concentration. When making a solution,…

A: We have to find volume needed to make solution

Q: An aqueous solution of Caclz weighs 7.8 kg. The solution has 8.3 moles of CaClz present in it. The…

A: Given:- Weight = 7.8Kg Moles of CaCl2 present = 8.3 Density = 1.35g/ml Moalar mass of Ca = 40g/mol…

Q: Complete the following table for aqueous solutions of potassium hydroxide. Sample No Density (g/mL)…

A: The equations which we will be using are  Molarity = moles of solute / volume of solution in L…

Q: Describe how to prepare each solution from the dry solute and the solvent.a. 125 mL of 0.100 M…

A: Solution is the mixture of two or more than two substance. Solution mainly has two constituent one…

Q: 6. Which statement regarding units of concentration is CORRECT? A. Molarity and Molality follow the…

A: The question is based on the concept of solutions. we have to identify the correct statement out of…

Q: What is the %v/v of a solution made from 186.1 g of ethylene glycol (density is 1.11 g/mL) in water…

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Q: Q5 i) List the factors that influence solution formation.       ii) Solubility of gases in water…

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Q: A solution contains 25.5 g of NaCl dissolved in sufficient water to give a total mass of 325.0 g.…

A: Finding Molality as per question need and providing the solution related to question in step-2

Q: Calculate the mass of sodium hydroxide (NaOH; 40.00 g/mol) needed to prepare 350. mL of 1.8 M NaOH…

A:

Q: 13.58 An automobile antifreeze mixture is made by mixing equal volumes of ethylene glycol (d = 1.114…

A: Given data density of ethylene glycol (d1) =1.114 g/mL molar mass of ethylene glycol (M1) = 62.07…

Q: A solution is made using 256.0 mL of phenol (density 1.070 g/mL) and 400.0 mL of water (density…

A: Molality: it is a concentration term. It may be defined as no. of moles of solute present per…

Q: An aqueous solution of CaCl2 weighs 6.6 kg. The solution has 7.5 moles of CaCl2 present in it. The…

A: We have given that  An aqueous solution of CaCl2 weighs 6.6 kg. The solution has 7.5 moles of CaCl2…

Q: What is the molality of a solution containing 75.5 g sucrose in 400 g water? Show your solution.

A: Given: Mass of sucrose is 75.5 g. Mass of water is 400 g. To find: Molality of solution.

Q: Given the amount of solute and solvent, calculate the concentration. a) Percent weight to weight is…

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Q: True or False? Molarity of a solution is independent of the temperatuture of the solution. (In…

A: Given statement : Molarity of a solution is independent of the temperatuture of the solution. (In…

Q: 4. Find the (a) molality, (b) normality, and (c) parts per million concentration of an aqueous…

A: Let,  the mass of Solution be 100g Therefore, Mass of H2SO4 = percent by mass of H2SO4 x Mass of…

Q: An aqueous solution of CaClz weighs 6.6 kg. The solution has 4.7 moles of CaClz present in it. The…

A: Molar mass of H = 1 g/mol Molar mass of O = 16g/mol Given:-  Weight of solution = 6.6Kg = 6600g…

Q: A solution is prepared by mixing 631 mL of methanol with 501 mL of water. The molarity of methanol…

A:

Q: A certain amount of benzene (D=0.985 g/ml) was dissolved in 0.5 kg CCl4 to produce a solution…

A: Given: Mass of solvent i.e. CCl4 = 0.500 Kg = 500 g. Mole % of solvent i.e. CCl4 = 37.0 % Density of…

Q: Calculate the percent by mass of a solution composed of 35.0g of KNO3 and 57.5g of H2O

A: % concentration (by mass) =( mass of solute ÷ mass of solution)× 100 % Mass of solution = mass of…

Q: SOLUTIONS 1. Calculate the mass in grams of KMnO4 that should be used to prepare 2.0 L of 0.25 M…

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