A solution is prepared by dissolving 5.02 g of potassium nitrate in 95.0 g of water. Calculate the following: 1. mole fraction of the solute and the solvent 2. % mass of the solute 3. concentration of solution in ppm

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A: Given : Mass of hydrogen dissolved = 0.94 g And mass of palladium metal = 215 g

Q: Determine the freezing point depression of the solution. Calculate the molality of the solution.…

A: Mass of sucrose = 138.50 g Mass of water = 250 g = 0.250 kg Freezing point of solution = -3.00oC Kf…

Q: An aqueous KNO3 solution is made using 72.5 g of KNO3 diluted to a total solution volume of 2.00 L.…

A: Given: Mass of KNO3 = 72.5g Volume= 2.00L Density of the solution= 1.05 g/ml To find: molarity,…

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Q: A solution is prepared by dissolving 28.4 g of glucose (C,H120g) in 355 g of water. The final volume…

A: Hey, since you are posted a question with multiple sub-parts, we will answer first three sub-parts.…

Q: (a) Calculate the vapor pressure of water above a solution prepared by adding 22.5 g of lactose…

A: a.

Q: What mass of cesium bromide must be added to 0.500 L of water (d = 1.00 g/mL) to produce a 0.913 m…

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Q: Substance GAMMA has a vapor pressure of 318 torr at 19 °C. When a sample of the nonvolatile…

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Q: Consider naphthalene, C10H8. A solution of naphthalene is prepared by mixing 25.0g of naphthalene…

A: The molality of the solution is calculated as follows:

Q: An aqueous solution is prepared by diluting 4.20 mL acetone (d = 0.789 g/mL) with water to a final…

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Q: Hydrochloric acid is sold as a concentrated aqueous solution of HCl with a density of 1.18 g/mL. The…

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Q: A solution was prepared by dissolving 18.00 g glucose in 150.0 g water. The resulting solution was…

A: In order to find the molality of the glucose solution we first write down the given data: Mass of…

Q: An old sample of concentrated sulfuric acid to be used in the laboratory is approximately 97.4…

A: Given: Percent of H2SO4 = 97.4 %  Density of solution = 1.83 g/mL

Q: Reagent nitric acid is 70.40% HNO3 by mass and its molarity is 16M. Calculate following:  molality…

A: Given,  Molarity of HNO3 = 16 M  Mass percentage of HNO3 = 70.40 %  Calculate the following : a).…

Q: ) A solution is prepared by dissolving 30.6 g sucrose (C12H22O11) in 405 g of water.Determine the…

A: Calculate number of moles of sucrose and water:

Q: Calculate the molality of a sulfuric acid solution containing 24.4 g of sulfuric acid in 198 g of…

A: Generally, solution is made up of solute and solvent. The which is present in large amount is known…

Q: what mass of water should be used to dissolve 20 grams of ethanol, to prepare 0.0500 molal solution…

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Q: consider a solution which is prepared by dissolving 5.00 grams of a hypothetical compound (molar…

A: Given: Mass of solute = 5 g Mass of solvent = 250 g The molar mass of solute = 50 g/mol The molar…

Q: A solution is prepared by mixing 100.0 mL of toluene with 300.0 mL of benzene. The densities of…

A: We will calculate the mass percent, mole fraction, molarity and molality step by step. The formulas…

Q: A solution was prepared by dissolving 18.00 g glucose in 150.0 g water. The resulting solution was…

A: Elevation in boiling point is defined as the elevation in boiling point of water on addition  of a…

Q: What is the mass fraction of salt? A. 0.0476 B. 0.0500 C. 0.9524 D. 0.0876 What is the mole fraction…

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Q: Calculate the mass (in g) of magnesium chloride (MgCl,) that would be needed to prepare 150 mL of a…

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Q: A certain liquid (A) has a normal boiling point of 127.80°C and a boiling point elevation constant…

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Q: Calculate the molal concentration, molar concentration, and mole fraction of 6.25% solution of H3PO4…

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Q: A solution is prepared by dissolving 52.3 g cesium chloride in 60.0 g water. The volume of the…

A: Given that : Mass of cesium chloride = 52.3 g Mass of water = 60.0 g = 0.060 kg Volume of the…

Q: A solution is 55.5 % chromium (III) sulfate by mass. The density of this solution is 1.89 g/mL.…

A: Given: Density of solution = 1.89 g/mL. And percent by mass of Chromium (III) sulfate i.e. Cr2(SO4)3…

Q: A solution is prepared by dissolving 20.5g of LiF in 340.00g water. a. What is the concentration of…

A: a) Given, Mass of LiF = 20.5 g Mass of water = 340.00 g Concentration of the solution in (% by mass)…

Q: A solution is made by dissolving 0.706 mol of nonelectrolyte solute in 781 g of benzene. Calculate…

A: Given: The number of moles of the nonelectrolyte solute dissolved in benzene = 0.706 mol The mass of…

Q: A solution is prepared by dissolving 10.00 grams sucrose (molar mass of sucrose=343 grams) in 50…

A: Molarity is one of the concentration term and it is defined as the number of moles of solute present…

Q: the

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Q: A solution is made using 26.1 g of toluene (MM = 92.13 g/mol) and 80.0 g of benzene (MM = 78.11…

A: Mole fraction of toluene = number of moles of toluene/total moles  Number of moles= mass/molar mass…

Q: A 3.5 PERCENT SOLUTION (BY WEIGHT) OF NaOH IN H2O IS PREPARED. A SCIENTIST WANTS TO FIND OUT THE…

A: Colligative properties are the properties which depend on the number of atoms or molecules or ions…

Q: Waste water from a cement factory contains 0.22mg of Ca2+ ion and 0.066mg of Mg2+ ion per 100.00 mL…

A: The term molarity or concentration has been defined as the ratio of number of moles of the solute to…

Q: An old sample of concentrated sulfuric acid to be used in the laboratory is approximately 97.9…

A: Given:97.9 % sulfuric acid acid by massTo determine the molarity and molality of solutionThe density…

Q: Solutions of hydrogen in palladium may be formed by exposing Pd metal to H2 gas. The concentration…

A: A solution is a homogeneous mixture of two or more components. Solution is always consists of solute…

Q: Solute particles influence the properties of a solution. What is NOT assumed when understanding…

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Q: Mole fraction of Molarity Molality % by Mass ppm solute

A:

Q: 70.0 grams of sugar (C12H22O11) is mixed with 465.0 mL of water. Calculate the molality and mole…

A: Molality can be defined as the number of moles of solute dissolved per kilogram of solvent. Solute…

Q: An aqueous KNO3KNO3 solution is made using 84.9 gg of KNO3KNO3 diluted to a total solution volume of…

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Q: Common commercial hydrochloric acid is an aqueous solution that is 38% by mass, with a density…

A: NOTE: please note according to our policies , we can only answer one question at one time. you have…

Q: An aqueous solution contains 3.9% NaClNaCl by mass. Calculate the molality of the solution.…

A: Given,  An aqueous solution contains 3.9% NaCl by mass.   Molar mass of NaCl = 58.5 g/mol

Q: A solution is prepared by adding 101 g of lactose (milk sugar) to 102 g of water at 55 °C. The…

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Q: We have a 1.000 M aqueous solution of C3H8O(aq) (C3H8O is the only solute). The density of this…

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Q: Ethanol (C₂H₅OH) has a vapor pressure of 93.0 torr and a density of 0.785 g/mL. Pentane (C₅H₁₂) has…

A: Raoult's law for liquid-liquid solution :- It states that " for a solution of volatile liquids the…

Q: Using your experimental data for the lower molal potassium chloride solution, what is the k, of…

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Q: Calculate the number of moles of solute present in 55.0 mg of an aqueous solution that is 1.40 m…

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Q: A solution is made by dissolving 0.563 mol of nonelectrolyte solute in 821 g of benzene. Calculate…

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Q: An aqueous solution contains 5.0% NaCl by mass. Calculate the molality and mole fraction of the…

A: 5%  NaCl by mass means 5 g of solute is dissolved in 100 g of solution. Mass of solute (NaCl) = 5g…

Q: Two solutions are prepared using the same solute: Solution A: 0.14 g of the solute dissolves in 15.4…

A: Given : Solution A : Prepared using 0.14 g of solute in 15.4 g of t-butanol. Solution B : Prepared…