A solution is prepared by mixing 20.0 mL of methanol with enough water to produce 400. mL of a solution. What is the volume percent of methanol in this solution? 5.26 % 5.00 % 0.500 % 4.76 %

Q: What is the molality of a solution made by dissolving 12.3 grams of LiCl in 380 grams of water?…

A: Given: Mass of LiCl = 12.3 g. And mass of water i.e. solvent = 380 g = 0.380 Kg…

Q: Which of the following concerning solutions is/are correct? 1. For a solution to form, the solvent…

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Q: What is the mole fraction of solute in a 3.76 m aqueous solution? X solute =

A: The mole fraction of a component in the mixture is defined by the ratio of moles of that substance…

Q: A solution contains 19.30 mg of hemoglobin in 14.5 mL of solution. The molar mass of hemoglobin is…

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Q: Why do some physical properties of solutions depend only on the concentration of the solute and not…

A: The dilute solutions have the physical properties based on number of particles called colligative…

Q: What is the concentration Molarity of a solution where 29.2 g of NaCl is dissolved in enough water…

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Q: What mass of Mg F2 is

A: Mass of solution=75.85gMass Percent=22.4%Mass of solute(MgF2)=?

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: A concentrated solution has  (more, less, some) solute than a  (molar, concentrated, dilute,…

A: A solution is the mixture of solute and solvent. Its concentration is defined based on the amount of…

Q: Given a 28.6% solution by mass of ethylene glycol in water, what mass of solution is needed to…

A: Given, Solution % = 28.6 % Mass of ethylene glycol = 10.0 g  Mass of solution = ? The formula used…

Q: Consider a solution is prepared by dissolving 34.0 g of NH3 in 500.0 g of water. The density of the…

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Q: Calculate the percent by mass of a solution made from 12 g NaCl (the solute) and 64 g water.

A: Interpretation - The percent by mass of a solution made from 12 g NaCl (the solute) and 64 g water…

Q: hat is the mass percent of sodium chloride in a solution prepared by adding 1.00 g of sodium…

A: Mass percent = mass of component X 100 / total mass of sample

Q: The data table below is used for the next two questions. For both questions, you're being asked…

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Q: Convert the following concentrations into the desired units. A solution of methanol (CH3OH) in…

A: 5.23m or 5.23mol/Kg (because, 1m=1mol/Kg) means 5.23mol of Methanol are present in 1Kg or 1000g of…

Q: How could one design an experiment to test if the presence of a soluble solute affects the freezing…

A: The phenomenon of depression is when (FP) freezing points come under the colligative properties.…

Q: A 5.00% by mass dextrose solution contains how many grams of dextrose dissolved in 1.00 kg of water?

A: Mass percent :- The mass of solute in grams dissolved in 100 grams of solution is defined as mass…

Q: If 773 g of water is added to 53 g of a 1.8-m NaCl solution, what is the mass percent of NaCl in the…

A: Formula is  mass percent = ( mass of solute / mass of solution) × 100 mass of solution = mass of…

Q: A solution contains 3.00 g of solute in 13.6 g of solvent. What is the mass percent of the solute in…

A: Total mass of solution is equal to sum of mass of solvent and solute

Q: A certain brine has 3.87% NaCl by mass. A 75.0 mL sample weighs 76.9 g. How many liters of this…

A: The objective of the question is to find out how many liters of a brine solution, which contains…

Q: If 2.20 kg of solution contains 0.59 kg of solute, what is the percent by mass concentration? 0.27%…

A: The objective of this question is to calculate the percent by mass concentration of a solution. The…

Q: What is the concentration in molarity of an aqueous solution which contains 1.41% by mass acetone…

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Q: Calculate the molality of each of the following aqueous solutions. Part 1 of 2 2.57 M NaCl (density…

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Q: An aqueous solution weighs 22.8Ib.It contain 15.3 Ib of water , the rest is KCI.What is the mass…

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Q: If a solution is prepared by dissolving solid FeCl3 ( molar mass = 162.2 g/mol)in water. The mass %…

A: 1) Molarity (M) :                        M = mass %  x 10 x d / GMW where  mass % = 26.0 % d =…

Q: what is the percent by mass of a solution made by dissolving 55.0 g NaCl in 275 g water?

A: Mass of the solution is mass of the solute plus mass of the solvent.

Q: alculate the molarity of the solute in the following solutions containing a. 1.25 g MgNH4PO4 in 750.…

A: Molarity is defined as number of mole solute divide by volume of solution in liter

Q: What is the mass in grams of NaCl that is needed to make a 3.25 L of 1.8% NaCl solution by mass…

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Q: Calculate the molarity of a solution containing 247g of H2SO4 in 1500 mL of solution

A: Mass of H2SO4=247 g  Molar mass of H2SO4=98.079 g/mol Volume of the solution = 1500 mL = 1500/1000…

Q: Determine the molarity of a KCI aqueous solution that is 35.0% by mass given that its density is…

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Q: The solubility of nitrogen gas at 25 °C is 6.8 × 10-4 mol/L • atm. If the partial pressure of…

A: Applying Henry’s equation,S = k*PHere, P = 1 atmS = 6.8 X 10-4 mol L-1 The partial pressure of…

Q: What is the mass percent of Na₂SO4 in a solution made by dissolving 16.0 g Na2SO4 in 232.0 g H₂O? %…

A: The mass of solute  = 16.0 gThe mass of solvent  = 232.0 gThe mass percent of  = ?

Q: What is the mass percent of 1.39 M NaCl solution? The density of this solution is 1.05 g/ml

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Q: 1. Find the mass percent of CaCl2 (110.98 g/mol) in a solution whose molarity is 1.45 M and whose…

A: given that,Molarity = 1.45 M = 1.45 mol/ 1L density = 1.12 g/mLvolume of the solution = 1L = 1000mL…