a) What is the mole fraction of the solvent? b) What is the %m/m of the solution? c) What is the molarity of the solution?

Q: In a 4.0 m of aqueous solution, what is the number o f moles of solute dissolved in 350g of water?

A: Given;

Q: ▼ Part A - Using the definition for mole fraction. A solution was prepared by dissolving 175.0 g of…

A: First we have to calculate the moles of KCl and moles of water,mass of KCl = 175.0 gmolar mass of…

Q: A solution is prepared by combining 5.03 grams of an unknown non-electrolyte with 323.0 grams of…

A:

Q: 15. Determine the molar concentration HBr in a 48.0% by mass aqueous HBr solution. (solution density…

A: Given : HBr is 48% by mass Solution density= 1.50 g/cm3  = 1.50 g/mLDetermine the molar…

Q: Determine the molality (mol/kg) for a solution formed by dissolving 12.0 grams C6H6 (78 g/mol) in…

A: The formula of the molality is :=> molality = moles of solute / mass of solvent in kg

Q: What is the molarity (M) of a solution prepared by dissolving 48.06g of (58.45g / mol) in 382.6 g of…

A: The Molarity of the solution is the number of moles of solute present in one liter of solution. It…

Q: 9. To what final volume should you dilute 42.5 ml of a 2.25 M NaCl so that 25.0 ml of the diluted…

A: Volume of stock solution(V1) = 42.5 mlMolarity of stock solution(M1) = 2.25 Mmass of NaCl = 3.25…

Q: Calculate the number of grams of 4.2% NaCl solution that contains 6.40g of NaCl

A: Mass percent of NaCl = 4.2% Mass of NaCl = 6.40 g

Q: What is the percent by volume of isopropyl alcohol in a solution that contains 23 mL of isopropyl…

A:

Q: How many mL of a solution whose % (v/v) = 45% contain 30.0 mL of solute?

A: We have to calculate volume (in mL) of a solution whose % (v/v) = 45% contain 30.0 mL of solute.

Q: Commercial concentrated aqueous ammonia is 28.0% NH3 by mass and has a density of 0.900 g/mL. What…

A: We have given that   Commercial concentrated aqueous ammonia is 28.0% NH3  by mass density of 0.900…

Q: 23.5g of NaCl is dissolved in enough water to make .683L of solution.    a) What is the molarity…

A:

Q: A solution of a nonelectrolyte solution contains 39.0 g of solute dissolved in 242.0 g of water. The…

A: The ratio of moles of solute to the mass of solvent in kg is known as molarity.

Q: A solution contains a solute with molar mass 94.5 g/mol. The solution is 1.77m and 1.70 M. Calculate…

A: The solution's density gives an idea of how much mass is present per 1000 mL of that solution. A…

Q: A solution is prepared by dissolving 133 g of NaCl in 947 g water to make a total solution volume of…

A: Given : Mass of solute i.e NaCl = 133 g Mass of water = 947 g And total volume of solution = 1.00 L…

Q: 2. Identify the general trends of factors affecting solubility in the following table: Condition…

A:

Q: ) If the density of a 1.75 L Uric Acid solution is 4.10 x 10-3 g/mL and the solution contains 7.00 g…

A: Given,

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: A solution is prepared by dissolving 102 g of NaCl in 924 g water to make a total solution volume of…

A: The following equation can give mass by Mass percent concentration of the solution. Mass…

Q: molality of the HCl if th

A:

Q: A solution is made by dissolving 0.100 mol of NaCl in 6.85 mol of water. What is the mass percent of…

A: Given is  0.100 mol of NaCl and 6.85 mol of water. We need to find mass percent of NaCl. We know…

Q: For a solution composition of 6.00 g solute in enough solvent to give 60.0 g solution; choose the…

A:

Q: A solution of a nonelectrolyte solution contains 39.0 g of solute dissolved in 242.0 g of water. The…

A: Given, The freezing point of the pure water, (T0f)=0.0 0C. The given mass of water, (Wa)=242 g=0.242…

Q: How many liters of a 3.70  M  K2SO4 solution are needed to provide 91.8g of K2SO4 (molar mass 174.01…

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is…

Q: A certain tonic compound X has a solubility in water of 32.8 at 10. "C. Calculate the greatest mass…

A: Given : solubility = 32.8 g/Litre  Temperature = 10 °C = 283 K

Q: 1) Concentration: If 23.7g of NaOH are dissolved into 124.2g of water for form a solution with…

A:

Q: A solution is prepared by dissolving 78.5 g of NaCl in 889 g water to make a total solution volume…

A: The mass pf NaCl = 78.5 g The mass of water = 889 g = 0.889 kgThe volume of solution = 925 mL =…

Q: Which way of expressing concentration includes (a) volume of solution; (b) mass of solution; (c)…

A: Mass percentage It is the amount of solute in grams present in 100 grams of the solution. Therefore,…

Q: The percent by mass of ethanol (MM=46.07g/mol) in an aqueous solution is 12.3%. What is the morality…

A: Given The percent by mass is 12.3% molar mass of ethanol = 46.07 g/mol

Q: What is the mole fraction of X in a solution made by dissolving 139 g of X in 245 g of Y? Molar mass…

A: Mole fraction It is defined as number of molecules in a particular component divided by total number…

Q: How many grams of KNO3 are there in 198 grams of an aqueous solution that is 11.2 % by weight KNO3?

A: Mass percentage of solute = mass of solute ( KNO3) ×100mass of solution  11.2 = mass of solute(…

Q: A solution containing 41.684 g of LiF (M.M. = 25.939 g/mol) per liter has a density of l1.391 g/mL.…

A: Molarity is defined as the moles of solute per litre of the solution. M=nV..........(1) where M:…

Q: a) Which solution(s) containing 1.0 g of salt (NaCl and NHCI are both considered "salts") per 5 mlL…

A:

Q: Calculate the percent by mass of a solution made from 14 g NaCl (the solute) and 64 g water.

A: % mass = (mass of solute in gram/mass of solution in gram) ×100