5. A 100-kilogram salt solution originally 4% by weight. Salt in water is boiled to reduce water content until the concentration is 5% by weight salt. How much water is evaporated? A. 10 B. 15 C. 20 D. 25

Q: Calculate the percent by mass of potassium nitrate in a solution made from 67.0g KNO3 and 447 mL of…

A: Here we use formula mass percentage , that is ( Mass of solute/ Mass of solution)* 100  Mass of…

Q: 26. A solution consists of nitrogen gas dissolved in water. How will the solubility of the nitrogen…

A: The process of dissolution of a gas in water is an exothermic reaction. Since the reaction is…

Q: Which of the following statements is TRUE? a. Some solutions can be separated into their components…

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Q: Concentrated’’ sulfuric acid solution is 95% sulfuric acid by mass (and the remainder water) and has…

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Q: A solution is prepared by dissolving 59.3 g of KI in enough water to make 350mL of solution.…

A: Given :-  Amount of KI (solute) = 59.3 g   Volume of solution = 350 mL  Density of solution = 1.12…

Q: 8. Purified water contains not more than 10 ppm of total solids. Express this concentration as a…

A: According to given question,

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: The following data were recorded while determining the solubility of a salt. Temp. (°C) Grams…

A: Answer: This question is based on the relation between solubility of a solute in a solvent and…

Q: A solution is made by adding 25 mL of benzene to 80 mL of toluene. What is the percent by volume of…

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Q: What mass of benzoic acid (122.12 g/mol) is needed to prepare 100.0 mL 75.0 mM benzoic acid…

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Q: 23. What is the normality of 1.00 L of a sodium hydroxide solution that contains 28.6 g of NaOH? a.…

A: The given weight of NaOH is 28.6 g.The volume of a solution is 1.00 L. The mathematical expression…

Q: A 2.0 L of benzene solution contains 10.0 g of toluene (C7H8). Calculate the molarity of the…

A: We have 10 g of toluene in 2L of solution , we have to calculate the Molarity of solution.

Q: A 0.640 M aqueous solution has a density of 7.89 g/mL. The solute's molecular weight is 257.27…

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Q: Calculate the molality of phosphoric acid (H3PO4) in a 34.5% (by mass) aqueous solution.  A. 5.37 m…

A: The ratio depicting solute's moles contained in solution weighing 1 kg solvent is designated as…

Q: e number of moles of solvent?

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any…

Q: A solution, which is 9.5 % by mass C3H60 in water, has a density of 0.9849 g/ml. The molarity of…

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Q: Calculate the freezing point and boiling point of each aqueous solution, assuming complete…

A: Given: Molarity of K2S solution = 0.100 m Mass of solute dissolved = 21.5 g Mass of water = 4.50 x…

Q: 16. A solution contains 10g alcohol and 100g water. What is the % by mass concentration of the…

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Q: 26. If 5 moles of NaCl is added to a 5 liter of pure water what will be the molality of the…

A:

Q: Complete the table.   Mass Solute Mass Solvent Mass Solution Mass Percent 15.3 g 248.1 g _____…

A: Mass percent can be calculated using the following formula.

Q: A 0.300 M aqueous solution has a density of 5.88 g/mL. The solute's molecular weight is 202.3 g/mol.…

A: Molality is the one of the measurement of the concentration of the solution.  Molality is the number…

Q: he number of moles of solute in a liter of solution. a. Molal concentration b. Molar concentration…

A: 1. Number of moles of solute present in a litre of solution is called molarity. Correct option is B.…

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: Calculate grams of sucrose that must be added to 206.8 grams of water to prepare a 18.32 % by mass…

A: Given that: 18.32 % by mass solution.

Q: What is the mass of the solvent in 15% NaCl solution? a. 100g b. 15g c. 85g d. 75g

A: What is the mass of the solvent in 15% NaCl solution?

Q: A solution is made by dissolving 35 g of NaCl in 0.3 Kg of water. What is the mass percentage of…

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Q: A concentrated potassium hydroxide solution is 45.0% KOH by mass and has a density of 1.44 g/ml at…

A: In order to find out the amount of KOH present in 1 L of a KOH solution, first, find out the mass of…

Q: Concentrated’’ sulfuric acid solution is 95% sulfuric acid by mass (and the remainder water) and has…

A:

Q: d. CH3CI and C2H6 27. What is the molarity (M) of a glucose solution if it contains 46.0 g of…

A: Glucose solutions of mass = 46.0g Volume of solution = 0.250 L Molar mass of glucose = 180.1559 g /…

Q: Calculate grams of sucrose that must be added to 112.5 grams of water to prepare a 12.5 % by mass…

A:

Q: Which is NOT TRUE about colligative properties? A. Properties of solutions that depend only on…

A: The properties of the liquid solutions which depend only on the number of particles of solute…

Q: What is the molality (m) of a 36.45% (by weight) solution of HCl in water A. 0.0157 m B. 0.0274 m…

A: Given information:Percent composition of HCl by weight = 36.45 %

Q: A solution is prepared by mixing 1.00 g of ethanol (C2H5OH) with 100.0g of water to give a final…

A: Given mass of ethanol = 1 g mass of water = 100 g volume of solution = 101 ml molar mass of water =…

Q: Concentrated’’ sulfuric acid solution is 95% sulfuric acid by mass (and the remainder water) and has…

A:

Q: Which of the following statements describes a Colligative Property? A. it is a physical property of…

A: Solution is made up of two components: solute and solvent. The component which is present in major…