1. What is the molal concentration of 5.3 M HBr in an aqueous solution whose density is 1.5 e/cm'? 2. Determine the molarity of a 13.2 m Na;HPO, aqueous solution whose density is 2.36 g/cc? 3 In a 500-ml uolu

Q: An aqueous solution of ethanol (MM = 46.07 g/mol) has a molality of 14.83 m and a density of 1.100…

A: By given values and interpretation of data solution is given as follows. hope is helps

Q: An alcoholic beverage with a density of 1.046 g/mL has an ethanol (C2H5OH, FM 46.068)  concentration…

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Q: What mass of H2O is needed to dissolve 5.39 g Na2CrO4 to produce a solution having a molality of…

A: Given:The mass of Na2CrO4 is 5.39 g.  Molality is 0.389 m. The density of the solution is 1 g/mL.…

Q: The density of an aqueous solution containing 40.0% sulfuric acid (H2SO4) by mole is 1.681 g/mL. a)…

A: Given :-  Mass percent of H2SO4 = 40.0%  Density of aqueous H2SO4 solution = 1.681 g/mL  Molality =…

Q: 1. What is the concentration of a solution of sodium carbonate containing 26.5 g of solute in 500 ml…

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Q: A solution of H2SO4(aq) with a molal concentration of 1.94 ? has a density of 1.119 g/mL. What is…

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Q: What is the molality of LiCl in a solution that is 9.0% by mass LiCl and has a density of 1.00g/ml?

A: Given; % by mass of LiCl = 9.0% Density = 1.00g/ml Molality of LiCl solution = ? Note:  Molar mass…

Q: 2. Calculate the molality of each of the following aqueous solutions: (a) 2.50 M NaCI solution…

A: The concentration of the solutions can be expressed in many ways. Molality is defined…

Q: 4. а. How many grams of Cu(NO3)2 (s) are needed to make 0.500 L of 0.200 M solution? b. What is the…

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Q: A 150.0 mL solution is made by dissolving 16.0 g of NaF in water and has a density of 0.89 g/mL.…

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Q: Calculate the molality of a solution formed by adding 8.70 g NH,Cl to 17.2 g of water. molality: m…

A:

Q: A 0.598 M aqueous solution of acetone ( acetone mw= 58.0 amu) is prepared by dissolving acetone in…

A: Given,Molarity of acetone = 0.598M.Volume of solution = 75.0mL = 0.075L.The moles of acetone can be…

Q: A solution was prepared by adding 15g NaCl ( molar mass = 58.5 g/mol) to 80.8g of water, (density of…

A: Mass of water = 80.8 g  Mass of salt = 15 g  Mass of solution= 80.8+15 = 95.8 g  Density of solution…

Q: Calculate the mass percent and molality of a solution containing 2 5 .0 g KNO3 dissolved in 250. g w…

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Q: Calculate the molality of a 2.77 M ethanol (C2H5OH) solution whose density is 0.9623 g/mL.

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Q: 2. A solution is prepared by dissolving 10.44 g of NaCl in enough water to make 500.0 mL of…

A:

Q: solution

A: We will calculate Tf

Q: Calculate the molality of a 5.53 M ethanol (C,H;OH) solution whose density is 0.9347 g/mL.

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Q: You have a solution which is 44.4% by mass isopropyl alcohol (MM = 60.11 g/mol) in water. The…

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Q: An aqueous solution of acetone (MM = 58.08 g/mol) has a molality of 2.57 m and a density of 1.25…

A: Molarity :-  The number of moles of solute dissolved in one litre of solution is defined as molarity…

Q: Q.6. Calculate the molality of 10.950 g of K,SO, dissolved in 625 g pure water. 4

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Q: 1. A solution with a density of 0.876 g/mL contains 5.0 g of toluene (?7?8) and 225 g of benzene…

A: The concentration of solution is calculated in the different forms such as molarity, molality, mole…

Q: molality of the glucose solution

A: Given: Mass of glucose dissolved = 18.00 g Boiling point of solution = 100.34 °C And mass of water…

Q: A solution of H2SO4(aq) with a molal concentration of 2.88 ? has a density of 1.167 g/mL. What is…

A: Given, Molal concentration of H2SO4 solution = 2.88 m Density of the acid solution = 1.167 g/mL…

Q: What is the percent % (w/w), concentration of sucrose in a solution made by dissolving 7.6 g of…

A: Mass of glucose (solute) = 7.6 g  Mass of water (solvent) = 83.4 g  Percent concentration (weight…

Q: What is the molarity of a sucrose solution made by adding 171.0g of sucrose to 0.50L of water? Note:…

A: Given, mass of Sucrose = 171.0 g Volume of Solution = 0.50 L  Molar mass of C12H22O11 = 342.29 g/mol…

Q: C. Molality What is the molality of a solution of 2.50 g Na,PO, dissolved in 230g water? 2. What…

A:

Q: Calculate the molality of a solution formed by adding 7.10 g NH,Cl to 16.1 g of water. molality: m…

A: Given: Mass of NH4Cl = 7.10 g. And mass of water i.e. solvent = 16.1 g = 0.0161 Kg…

Q: Calculate the molality of a 6.35 M ethanol (C,H5OH) solution whose density is 0.9265 g/mL. A 12.3 m…

A: Introduction The concentration of a substance can be expressed in several quantities such as moles,…

Q: Calculate the molality of the solute in a solution containing 5.91 g MGNH,PO, in 250.0 mL of…

A:

Q: Find the molarity and molality of NH, if it is in a solution composed of 30.6 g NH, in 81.3 g of…

A: Given information,    Mass of NH3 = 30.6 g    Mass of water = 81.3 g    Density of solution = 0.982…

Q: 14. A 25.0 mL sample of concentrated H3PO4 (14.7 M) is diluted to a final volume of 750.0 mL. What…

A: Dilution is the process of decreasing the concentration of a solute in a solution usually simply by…

Q: Calculate the molality of a 5.65 M ethanol (C,H,OH) solution whose density is 0.9335 g/mL.

A: Given, The density of ethanol is 0.9335 g/mL The molality of ethanol solution 5.65M calculating,

Q: 10. Calculate the molarity of a 4.31 m aqueous Nacl with a density of 1.08 g/ml. 11. A solution is…

A: Given,10.   Molarity of NaCl=4.31m              density=1.08 g/mol11.   Mass of glucose=3.97 g…

Q: A solution is prepared by adding 0.9 mol of KCl (MW = 74.55 g/mol) to 893 g of water. The…

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Q: Calculate the molality of each of the following aqueous solutions: (a) 2.50 M NaCl solution (density…

A: To solve this problem we have to calculate the molality of the given Solution .

Q: 14. How many grams of potassium hydroxide are needed to make 600.0mL of 0.450M potassium hydroxide…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: The molality of a solution made by dissolving 33.4 g of CH3OH in 50.5 mL of water is ______ m.

A: We have 33.4 g of methanol dissolved in 50.5 mL of water, we have to calculate the molality of…

Q: An aqueous solution of acetone (MM = 58.08 g/mol) has a molality of 1.61 m and a density of 1.25…

A: In this question we have to find out the molarity of acetone by the given data of molality and…

Q: Hydrochloric acid is usually obtained as a 36% hydrochloric acid solution. If it is 13.42 M, what is…

A: Since % by mass is given by  % by mass = mass of solute X 100 / Mass of solution  Assuming we have…

Q: A solution of H2SO4(aq) with a molal concentration of 6.80 ? has a density of 1.318 g/mL. What is…

A: Given:Density = 1.318 g/mLMolal conc. = 6.80 We need to find the molar concentration of this…

Q: A solution was prepared by dissolving 12.00g of a non-dissociating solute in 40.00g of pure water.…

A: The depression in freezing point of the solution on addition of a solute can be expressed as…

Q: What mass of H2O is needed to dissolve 4.69 g KMnO4 to produce a solution having a molality of 0.299…

A: Given, mass of KMnO4 = 4.69 g Molar mass of KMnO4 = 158.03 g/mol Molality of the solution (m) =…

Q: 1. A 11.3 mL sample of methanol CH3OH ( d = 0.793 g/mL; Molar mass 32.04) is dissolved in sufficient…

A: Answer-a Volume % of methanol=Volume of methanolVolume of solution×100%Volume % of…

Q: a. Freezing point of pure water, Tf = 0 °C Freezing point of solution, Tf = -0. 34 °C Freezing point…

A: The molar mass of sucrose from the above given data is calculated as follows:

Q: A solution of H2SO4(aq) with a molal concentration of 1.66 ? has a density of 1.104 g/mL. What is…

A: H2SO4 molality = 1.66 m ( Molality =   moles of substance / mass of solvent in Kg ) Moles of H2SO4 =…

Q: a sodium hydroxide solution that contains 41.5 grams of NaOH per L of solution has density of 1.08…

A: Given: mass of solute, NaOH = 41.5 g density of solution = 1.08 g/mL

Q: 2. Calculate the molality of a solution prepared by dissolving 4.75 g of C10H8 (s) in 75.0 mL of CH6…

A: Given that,  Weight of C10H8(s) to be dissolved in C6H6(l) = 4.75 g Moles of C10H8(s) to be…

Q: Q3 /B- calculate the molality m of 1000 g of a solution contain 100 g of solute(NaCl) and 900g of…

A: