How many grams of solute are present in: 225 grams of 12.5% MgCl2 solution? 736 milligrams of 40.0% NH4NO3 solution

Q: How many grams of glucose are needed to prepare 500 mL of a 2.0% (m/v) glucose solution?

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Q: How many grams of a KCL solution that is 1.14% KCL by mass are needed to obtain 20.4 g of sucrose?

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Q: Determine how many grams of sodium phosphate would be needed to prepare 455 mL of a 2.50% (m/v)…

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Q: What solution has the lowest freezing point? 6.3 g sugar dissoved in water 5 g sugar dissolved in…

A: Freezing point is the temperature at which liquid freezes.

Q: If 768 g of water is added to 38 g of a 4.9-m NaCl solution, what is the mass percent of NaCl in the…

A: Molality of NaCl solution = 4.9 m Mass of the solution = 38 grams Mass of water added = 768 grams…

Q: Determine the amount in grams of KCl

A: % w/w = (mass of solute/mass of solution) x 100  % w/w = percent by mass

Q: A solution contains 3.5 moles of glucose dissolved in .45 liters of water. What is the vapor…

A: Given moles of glucose = 3.5 moles    volume of water = 0.45 l  Moles of water = 0.45 ltr22.4…

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: How many liters of a 0.550 M sucrose (C12H22O11C12H22O11) solution contains 1.7 kg of sucrose?

A: To solve this problem the required formula is  M = n/ v  where M = mass  n = number of moles  v =…

Q: When 4.86 g of a nonelectrolyte solute is dissolved in water to make 445 mL of solution at 29 °C,…

A: Since there are multiple sub parts in this question and it is not mentioned that which one has to be…

Q: Which of the samples shown here will have the highest vapor pressure? Shaded spheres represent…

A: Since the vapor pressure of any liquid is directly proportional to the mole fraction of liquid in…

Q: How many moles of solute particles are present in 1 L of each of the following aqueous solutions?(a)…

A: Molarity is the unit of concentration of a solution, and its unit is mol/L. It is defined by the…

Q: #30 Indicate number of moles of solute particles/mol solute for the following solutes Al2S3 CaO…

A: One mole of Al2S3 dissociates into two moles of aluminum ion and three moles of sulfide ion. Total…

Q: Calculate the percent by mass of the solute in the following aqueous. solution.7.50 g of NaBr in…

A: Mass% of the solute = (mass of solute × 100)/ mass of solution

Q: Which of the following best describes a two-molar sucrose solution? one liter of solution that…

A: Molarity is a concentration term which is explained as the number of moles of solute dissolved in…

Q: Calculate the volume, in liters, of each of the following solutions that provides the given amount…

A: Given mass of Na2SO4 = 18.1 g  Molar mass of Na2SO4 = 142 g/mol Molarity of Na2SO4  = 3.00 M

Q: What mass of water is necessary to prepare the following solutions  250.0g of 10.0% NaOH solution…

A: Percentage mass (m/m%) of the solution is the percentage of Solute component present in particular…

Q: 1.Calculate the molarity:   12.4 g KCl in 289.2 mL solution   2.   Calculate the molality:   2.89…

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Q: What mass of glucose is needed to crate 200ml of a 0.4 M glucose solution? Molecular weight=…

A: The given molarity of the glucose solution = 0.4 M = 0.4 mol/L The given volume of the glucose…

Q: Calculate the number of moles of solute present in each ofthe following solutions: (a) 255 mL of…

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Q: Calculate the freezing point and boiling point of a solution containing 8.10 g of ethylene glycol…

A: Freezing point of pure ethanol = -114.6 °C Boiling point of pure ethanol = 78.4 °C Kf of ethanol = -…

Q: A 20% sugar solution is composed of 500 grams of water. Determine t amount of sugar present in the…

A: Given : w/w % = 20% Mass of water =  200g

Q: About 10.0 g of an unknown sample was disso

A: Osmotic pressure ( π ) formula is  π V = n  R T  where n = number of moles of sample = W/M π  V  =…

Q: Consider the following solutions, each containing 0.20 mole of the solute in 1.0 kg of water. Which…

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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: Which of the following best describes what takes place during the solvation process? A) Molecules of…

A: Solvation is basically the mixing of a solute in a solvent.

Q: What is the molarity of an aqueous solution that contains 0.0720 g C₂H₆O₂ per gram of solution . The…

A: Given, Density=1.04 g/mL

Q: What is the molarity of an aqueous solution that contains 0.0720 g C.H.O: per gram of solution. The…

A: Given-> Weight of C2H6O2 = 0.0720 gm Weight of solution = 1 gm Density of solution= 1.04 g/ml

Q: Calculate the percent by mass of a solution made from 19 g NaCl (the solute) and 61 g water.

A: Percent by mass = (mass of solute/mass of solution) ×100

Q: the percent by mass of a solution made from

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Q: Complete the following table for aqueous solutions of potassium hydroxide. Sample No Density (g/mL)…

A: The equations which we will be using are  Molarity = moles of solute / volume of solution in L…

Q: [12.3]. What is the molarity of 0.645 m glucose (C6H1206) aqueous solution (Solvent: H20). The molar…

A: To Find: To find the molarity of the glucose solution.

Q: What is the molarity of an aqueous solution that contains 0.072 g C₂H₆O₂ per gram of solution. The…

A: The number of moles for a given chemical species refers to the ratio of mass of the species to that…

Q: Consider a solution of 34.2 g of sucrose (C12H22O11) and 300 g of water. The solution has a density…

A:

Q: What is the molality of a solution made by dissolving 2 moles of NaOH in 400 grams of water? O 5…

A: Molality: The mole of the solute dissolved in one kilogram of the solution is known as the molality…

Q: What is the molarity of an aqueous solution that contains 0.0720 g C:H&O2 per gram of solution. The…

A: We have to calculate the molarity given 0.0720solute pergram solvent

Q: Calculate the mass percent of solute in the following solution: 7.18 g NaCl dissolved in 85.8 g of…

A: The mass/mass percent (% m/m) is defined as the mass of a solute divided by the mass of a solution…

Q: grams of table sugar is needed to produce 1.5 M of 1 L sugar solution

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Q: Calculate the mass percent of solute in the following solution: 1.64 g NaOH dissolved in 81.6 g of…

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Q: How many grams of glucose are needed to prepare 400 ml of a 5% glucose solution? O 20g O 30.5g O 21g…

A:

Q: 1.75×10-1  m glucose solution made by dissolving the glucose in 100.0 kg of water:…

A:

Q: How many grams of sucrose are present in 2.8L of a 2.2-M sucrose solution

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Q: How many milliliters of a 0.25 M sucrose solution contain each of the following number of grams? The…

A: Given : Molarity of sucrose = 0.25 M Molar mass of sucrose = 342.3 g/mol

Q: Calculate the percent by volume of a solution that contains 62.5 mL ethanol in 250. mL solution? * O…

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Q: How many moles of solute are present in 1.4 L of a 1.9 M (molar) solution?

A: Data given: Volume of the solution, V = 1.4 L Molarity of the solution, M = 1.9 M = 1.9 mol/L (M =…

Q: Complete the following table for aqueous solutions of ammonium sulfate. Density ( g/mL)…

A: Bbh

Q: Which solution is the least concentrated? Each choice refers to the same solute and solvent. a) 2.4…

A: The ratio of mass of solute to the volume solution can be calculated as