1. What is the molality of a solution containing 48.2g of CaO in 392g of solvent? 2. What is the molality of a solution with 4.79 moles of solute in 2172g of solvent? 3. What is the mole fraction of solute and solvent in a solution made by mixing 2.78mol of salt in 8.34mol of water? 4. What is the mole fraction of solute and solvent in a solution made by mixing 167g C3H8 and 520g H2O?

Q: Calculate the molar concetration (M), and the molality (m), for a solution 8.5 % by mass , knowing…

A: percentage by mass is given by  % by mass = mass of solute X 100 / mass of solution  Assuming mass…

Q: What is the molality of chloride ions in an aqueous solution prepared by dissolving 37.1 g/L calcium…

A: Concentration of solution = 37.1 g/LMolar mass of CaCl2 = 110.98 g/mol

Q: An aqueous solution is made by dissolving 15.4 grams of barium acetate in 335 grams of water.The…

A: The objective of this question is to calculate the molality of barium acetate in the solution.…

Q: • Part A 190 mL of a 31.8 % (m/v) LINO3 solution Express your answer using two significant figures.…

A: The concentration can be expressed in the following ways: 1. Percent by volume (v/v) % = volume of…

Q: A solution is prepared by dissolving 11.3 g of Ca(NO3)2 in 115 g of water. The molal freezing point…

A: The correct answer is given below

Q: Answer the ff. problems; 1.) Compute the % mass of a solution containing 5g sodium chloride in 150g…

A: Percentage mass is the ratio of mass of compound added to the mass of the solution multiplied by…

Q: Please correct answer and don't use hend raiting

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Q: Question: What is the Debye-Hückel theory and how does it explain the behavior of electrolyte…

A: The Debye-Hückel theory is a widely used theoretical model in analytical chemistry that explains the…

Q: Practice Problems: B. Calculate the molality of a water solution if the freezing point is: A.…

A: Given,  4. 600g of C3H7OH dissolved in 600 g of H2O the molality, freezing point and boiling point…

Q: Interconvert molar concentrations ofions and milliequivalents/liter.

A: Normality of a solution = Number of gram equivalent per liter = Number of milliequivalent per…

Q: what is the osmolarity for 3.8x10^-3 MC6H12O6, not electrolyte   answer ___________________…

A: Osmolarity is defined as concentration of solution define in total no of solute particle in per…

Q: Calculate solution concentration. A solution consists of 55.0 g of ethanol, CH3CH₂OH, and 124.0 g…

A: Answer: Given data: methanol=55.0gmwater=124.0gVsolution=188mL Molar mass of ethanol…

Q: 1. What is the molality of a solution of 5.00 g of tridecanoic acid dissolved in 20.0 g of stearic…

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Q: What mass of solute is dissolved in 5.00 kg of 40.0% antifreeze solution? (Sec. 13.8) (a) 1.25 kg…

A: Antifreeze when added with water, is used to regulate the temperature of the automobile engines.

Q: Ammonia (NH3) is an important base, particularly in wastewaters. Prepare a logC-pH diagram for a…

A: To plot log C-pH diagram for ammonia in water given that the Ka for ammonium ion is 10-9.3 and the…

Q: what is the volume in mL of methyl amine in 33% of ethanol? The mole number is 25.6 mmol and the…

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Q: What volume of barium chloride, BaCl2 is needed to make a 2.5 M barium chloride solution with 0.25…

A: We know that - -> Molarity is defined as number of moles of solute in one litre solution. ->…

Q: i. Mole percent solute j. Percent by mass solute k. Percent by volume solvent t CO Cen entra Gues

A:

Q: 14.10 grams of Li3PO4(s) is dissolved in 3000 mL of water, what is the total concentration of…

A: The details solution for this is provided below in attach image.

Q: An aqueous solution is made by dissolving 23.8 grams of sodium sulfide in 465 grams of water. The…

A: To compute the molality of sodium sulfide solution. Given that: Mass of sodium sulfide = 23.8 grams…

Q: Ir the conductivity of 0.001 M KCI solution is 0.0152 ohm cm. How this conductivity varies if you…

A: Conductivity or specific conductance is de noted by kappa is equal to 1/resistivity.

Q: In terms of attraction why does adding a solute increase the boiling point of a solution? B I U !!!

A: Answer for first question

Q: There are two beakers of calcium chloride solutions. Solution A has a molarity of 3.0M and solution…

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Q: Simple Gas solubility concept question: Choose the answer that completes the statement. Japor…

A: Given : We have to tell whose vapor pressure is greater.

Q: 3. Calculate the molality of the solution containing 64g of methyl alcohol and 4 kg of water.

A: Molality  =>  Molality is defined as the “total moles of a solute contained in a kilogram of a…

Q: What is the normality (N) of 0.5 M HCl (m.w. 36.5) solution?

A: The concentration of any solution can be represented by different terms- 1- Molarity 2- Molality3-…

Q: 8 https://east.cengagenow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator= assignment-take…

A: Given -> Concentration of HCl = 11.5 M  Density= 1.18 g/cm3

Q: 1 3. 7 8 A student dissolves 13. g of phenol (CH,OH) in 300. mL of a solvent with a density of 0.93…

A: Known Weight of phenol = 13.0 g Volume of a solvent = 300 mL Density of solvent = 0.93 g/mL Since…

Q: The mass of nickel(II) cyanide that is dissolved in 225 mL of a saturated solution is grams.

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: Please correct answer and don't use hend raiting

A: Molarity can be calculated as number of moles of solute per liter solution.We are given,Molarity =…

Q: How many moles of solute are present in solution B

A: The molarity, M, of the solution defined as the number of moles of solute in 1.0 L of solution that…

Q: A solution is prepared by dissolving 11.3 g of Ca(NO3)2 in 115 g of water. The molal freezing point…

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Q: The normal freezing point of a certain liquid X is -4.6 °C, but when 28.43 g of urea (NH,) CO)are…

A:

Q: Please

A: We will calculate M,m and mole fraction

Q: The colligative properties of solutions are based on... Your answer: O A) the air pressure above the…

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Q: What volume of 0.5 N CaCO; solution contains 212.9 grams of CaCO3? Answer

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Q: Explain the difference in solubility of your unknown in water compared to the other solvents. E.g.…

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Q: 5. What is the molality of a solution containing 50g of HCL dissolved in 125 g water?

A: It  is based on the concept of concentration termHere we  are  are required to find the molality of…

Q: Which of the following is a colligative property? Mark all that apply A) color B) freezing point C)…

A: What is a solution? A solution is a mixture containing one or more than one components. In…

Q: A common colligative property is that a solute will...   Raise the boiling point   none of these…

A: Colligative properties: Properties of solutions are properties that depend upon the concentration of…

Q: What is the molality of lithium ions in an aqueous solution made up of 0.302 m LI:PO. assuming the…

A: Given: The molality of Li3PO4 is 0.320 m.

Q: 24) What is the density of NH3 at 5 atm pressure and a temperature of 35°C? B) 3.36 g/L A) 16.6 g/L…

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Q: 6. Estimate the mean ion activity coefficient and activity of a solution that is 0.01 mol/kg CaCl2…

A: Activity - refers to the ratio of of the real solution to the non-ideal solution. Ionic strength is…

Q: what is the effect of metals and alloys freezing range on the fluidity of the molten metal ??

A: Fluidity is a measure of distance up to which a molten metal or alloy will flow inside the mould…

Q: If 28.8 mL of 5.9 M nitric acid is diluted to 75.0 mL, what would the new molarity be? Report…

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Q: An aqueous solution of HCI contains 36% HCI by mass. Calculate: (a) the mole fraction of HCI and (b)…

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