Please calculate how much NaCl is required to prepare 1 M 500 ml NaCl-water solution. And recalculate the concentration of this solution in (g/L), (ppm).

Q: Calculate the boiling point of a solution containing 10.5 m of ethylene glycol and water solution

A: Equation for change in boiling point (ΔTb )  is given by,      ΔTb = i × kb × m  i = van't hoff…

Q: lower 1. From diagram 2 to 3, the solution has been since most solid solutes are less cooled soluble…

A: From diagram 2 to 3 solid increase that means volume increase and some solid converting into liquid…

Q: A solution contains a mixture of pentane and hexane at room temperature. The solution has a vapor…

A: Given data, Vapor pressure of pure hexane = 151 torr Vapor pressure of pure pentane = 425 torr Total…

Q: The boiling point of an aqueous solution is 101.69 °C. What is the freezing point? Consult the table…

A: In this question, we will determine the freezing point of aqueous solution.  Given : boiling point…

Q: 26 g of glucose (mw 180.156 g/mol) is added into 150 g of water. Given the K, of - water is 0.51…

A:

Q: The boiling point of an aqueous solution is 101.16 °C. What is the freezing point? Consult the table…

A: Given: Boiling point of aqueous solution is 101.16 oC. Boiling point of pure water is 100.0 oC. The…

Q: The concentration of this solution in parts per million is?

A: Given :- mass of glucose(solute) = 0.125 g                mass of solution = 250 g  To calculate :-…

Q: A gas has a Henry’s law constant of 0.112 M>atm. What total volume of solution is needed to…

A: Given: Temperature = 25oC = 298K Pressure = 725 Torr = 725/760 amt = 0.954 atm Volume of gas = 1.65…

Q: The boiling point of an aqueous solution is 101.21 °C. What is the freezing point? Consult the table…

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Q: A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 12.35%…

A: According to the Raoult’s law, for a solution of two volatile liquids, the vapor pressure of each…

Q: Fifty milliliters (mL) of a 0.10N solution of sodium thiosulfate, NazS2O3, is to be make a 0.02ON…

A: Given data, To calculate the final volume by using the following equation,

Q: Sketch submicroscopic drawing: a NaCl solution (use 5 water molecules and 1 unit of NaCl)

A: A solution formed by mixing of a solute in the solvent. The solubility will depend on the like…

Q: What mass in grams of glucose (MM = 180.2 g/mol) would need to be dissolved in 100.0 g of water to…

A:

Q: Calculate the molality of a solution that contains 70g naphthalene C10H8 in 100 g of water. The…

A: Given :-  Mass of naphthalene = 70 g  Mass of water = 100 g  To calculate :-  Molality of solution

Q: 19.9 g of naphthalene (C1,H3) is dissolved in 80.1 g of benzene (C,H,). Calculate the percent by…

A: According to question: mass of benzene       = 80.1 g mass of naphthalene = 19.9 g  therefore, mass…

Q: how do you prepare a 0.100 M NaCl solution? 0.100 M NaCl will contain 0.100 mol NaCl perliter of…

A: Given: Moles of NaCl = 0.100

Q: A solution is made by dissolving 0.517 mol0.517 mol of nonelectrolyte solute in 815 g815 g of…

A:

Q: Calculate the approximate boiling (in °C) of a solution of 285 of magnesium chloride, MgCl2…

A: Mass of MgCl2 = 285 g Molar mass of MgCl2 = 95.211 g/mol Mass of water = 2 kg

Q: When 1.40 g of a certain molecular compound X are dissolved in 45. g of dibenzyl ether (CH,CH,),0).…

A: Answer:- This question is answered by using the simple concept of depression in freezing point when…

Q: Calculate

A: Solute : Naphthalene : 51.2g  Solvent : carbon tetrachloride : 800g  Weight of Solution = ( weight…

Q: The boiling point of an aqueous solution is 101.87 °C. What is the freezing point? Consult the table…

A: Given data : Boiling point of solution = 101.87°C Freezing point constant (Kf) = 1.86 °C.kg/mol…

Q: An aqueous solution is 12.0 % by mass ammonia, NH3, and has a density of 0.950 g/mL. The mole…

A: The aqueous solution only has ammonia and water in it. Assume a total mass of 100 g Meaning mass of…

Q: For a 0.9% m/v of saline solution at 25C, having a density of 1.045 g/mL, determine the freezing…

A: Colligative properties are the properties that depends only number of particles but not on the…

Q: calculate the boiling point of an aqueous solution in °C with 1.87 mol of calcium chloride per 4.16…

A: Data given: Number of moles of calcium chloride (CaCl2), n = 1.87 mol Mass of water, W = 4.16 kg…

Q: It is desired to make a 0.1M solution by adding 500grams of copper sulfate pentahydrate crystals.…

A:

Q: An aqueous solution contains 64.0 grams of ethanol (C2H5OH) in 122.0 grams of solution. The mole…

A: Given that mass of ethanol is 64.0 g. Number of moles of has to be determined.

Q: % by mass

A:

Q: A solution is prepared by dissolving 28.4 g of glucose (C6H,206 ) in 355g of water. The final volume…

A: Concentration or Molarity is given as below formula  Concentration of substance A = ( Number of…

Q: When 92.0 g of a compound is dissolved in 1000. g of water, the freezing point of the solution is…

A:

Q: A solution is made by dissolving 13.75 mol of non-volatile solute into 34.15 mol of solvent. If the…

A: No.of mole of solute = 13.75 No.of mole of solvent = 34.15 Vapor pressure of pure solvent = 48.60…

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: A solution contains 16.81 grams of NaCl in 0.580 kg water at 25 °C. What is the vapor pressure of…

A: A nonvolatile salt will decrease the vapor pressure of the solvent. Since NaCl is a nonvolatile…

Q: Can you solve this question quickly please? In comparison to a 0.01 m solution of glucose, the…

A: We know that,  ∆Tf = i x Kf x m

Q: 45gm of glucose is dissolved in 600ml of water at 25°c. what is vapor pressure of the solution when…

A: Given: The mass of glucose dissolved = 45 g The volume of solvent = 600 mL The vapor pressure of…

Q: MOLALITY, FREEZING POINT DEPRESSION, AND BOILING POINT ELEVATION A glucose solution contains 55.8 g…

A: When a non-volatile solute (glucose) is dissolved in a solvent (water), it tends to alter some of…

Q: Some covalent compounds dissociate into ions when they dis-solve in water. What atom do these…

A: A chemical compound consists of two or more different elements which are bonded with each other…

Q: 18. The physical property of a solution that depends on the number of solute particles in it but is…

A: The physical properties of the solution that depend upon the number of solute particles but are…

Q: Wine is made up of 50 mL of ethanol (C2H5OH) and 1.2 L of water. Determine the (a) percent by solute…

A: We have given that  Volume of ethanol = 50 mL = 0.05 L Volume of Solvent = 1.2 L a) Percent by…

Q: molar mass

A:

Q: Raoult's Law relates the vapor pressure of the solvent above the solution to its mole fraction in…

A: The correct option is (c)  According to roult's law, a solvent's vapour pressure in a solution is…

Q: Enter your answer in the provided box. A sample of 8.61 g of naphthalene (C1,Hg) is dissolved in…

A:

Q: A 150 g of ammonium chloride solution is 15.00 % by mass with a density of 1.037 g/mL. Calculate…

A: Given: Mass of solution = 150 g. Density = 1.037 g/mL. And % by mass of NH4Cl = 15 %.

Q: 1. The freezing point depression of a solution of glucose (C,H1206, molar mass Calculate for the…

A: Use the freezing point depression formula for solution to calculate for molarity of the solution. We…

Q: A solution is prepared by dissolving 6.50g of glycerin I'm 201g ethanol. The freezing point of the…

A: Molality of solution can be calculated as follows:

Q: The normal freezing point of a certain liquid X is -6.20 °C, but when 7.45 g of benzamide (C,H,NO)…

A:

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

A: The molality is given as follows,

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

A:

Q: give the properties of a colloidal system. what makes them different compared to suspensions and…

A: A question based on colloidal solution, which is to be accomplished.

Q: Explain the relationship between solubility and temperature for solute KNO3. Include solute KNO3’s…

A: Solubility is the amount of a substance that is required to form a saturated solution in a given…