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

A: Concentration of a particle in a mixture represents how much the particle is present in that…

Q: How many grams of HCL solution are in 300ml 0f 4.50%

A:

Q: Describe a colloidal dispersion?

A: Colloids are defined as dispersion of particle of one substance (dispersed phase) through another…

Q: 3. A sample of 6.50 g of naphthalene (C10H8) is dissolved in 80.10 g of benzene (C6H6). Calculate…

A:

Q: It is desired to have a Br concentration of 260 mg/L. How many grams (g) of 82% pure MgBr₂ is needed…

A: We want to make 14 liters of a solution with a Br concentration of 260 mg/L. We have 82% pure MgBr₂.

Q: The EPA has set the MCL for the concentration of cadmium as 5.05.0 ppb. What is the concentration of…

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Q: What does the statement like dissolves like mean with respect to solution formation?

A: Dissolving, gasses, liquids, or solids into a liquid or other solvent is a mechanism through which…

Q: Determine the freezing point of a solution that contains 75.9 g of rhophthalene (C11H7) dissolved in…

A: mass of rhophthalene (C11H7) = 75.9 gVolume of rhozene = 739 mLDensity of rhozene = 0.83…

Q: Calculate, in mL, the required volume of a concentrated 950 ppm methylene blue solution required to…

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Q: Glucose makes up about 0.10% by mass of human blood. Ca alate concentration in ppm

A: Here the question ask to calculate the concentration in the unit ppm that is parts per million. ppm…

Q: Suggest a method of separating the components of a solution containing ethanol and methanol

A: We are given solution of ethanol and methanol.

Q: The solubility of Ce,(S0,), ( Ce=D140, S=32, 0= 16) from the graph was found to be 10g/100ml of…

A: Using the formula of molarity we can solve this problem.

Q: 3. When a mass of 337 mg of an unknown compound was dissolved in 750mL of water, the solution's…

A:

Q: Q3. To make a saturated solution, 36 g of sodium chloride is dissolved in 100 g of water at 293 K.…

A: We know we can calculate the concentration of the solution, especially the percent by mass of the…

Q: In a 71.0-g aqueous solution of methanol, CH,0, the mole fraction of methanol is 0.220. What is the…

A: Mass of Aqueous Methanol solution = 71 g Mole fraction of methanol = 0.220 Molar mass of methanol =…

Q: The data in the image is for a solution of ethane (C2H6) and pentane (C5H12) at a certain…

A: The given solution is binary solution , therefore  mole fraction of ethane +mole fraction of pentane…

Q: Describe what happens when a red blood cell is placed in pure water.

A: Hypotonic solution: It is the solution in which there will be less concentration of solute…

Q: Describe the relationship between pressure and gas solubility according to Henry's law?

A: ANSWERE IS DISCUSSED BELOW :

Q: 3. XYZ, a non-electrolyte, is miscible (highly soluble) with water and its molar mass is 132 g/mol.…

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Q: 1.) What mass of NiCl2 must be dissolved in 75 mL of water to make a 2.5% solution? Density of water…

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Q: 2.8 moles of KCI in 5L

A: Molarity is basically the concentration of solution.

Q: Calculate

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

Q: In colligative properties, the unit of concentration that is employed is _________, which is number…

A: Colligative property: The property possessed by a solution that doesn't depend on the nature of the…

Q: Select the solute that will cause the largest freezing-point depression when dissolved in water. a.…

A: The depression in the freezing point is caused when a non-volatile solute is added to the solution.…

Q: A solution is make by weighing out 15 g of KCl in 100 g of H2O. What is the weight/percent…

A: Weight percent = (mass of solute/mass of solution)*100

Q: A solution of SO2 in water contains 0.000045 g of SO2 per liter of solution. What is the…

A: The concentration of any solution can be defined as “the amount of solute present in the solvent…

Q: The Enviromental Protection Agency (EPA) limit for lead in drinking water is 15 ppb.A 5090 g…

A: Given: Upper limit of lead concentration in drinking water = 15 ppb. Mass of water sample =  5090 g…

Q: Saline solution contains 0.92% (w/v) NaCl in water. How many grams of NaCl are contained in 533 mL…

A: Given, Percentage of NaCl solution = 0.92%  Volume of the solution = 533 mL mass of NaCl = ?

Q: What is the composition of a methanol (CH, OH) - propanol (CH, CH, CH, OH) solution that has a vapor…

A: Given : Vapor pressure of solution = 192 torr.

Q: Rank (in decreasing order) the following types of dispersions based on the size of particles present…

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Q: Calculate the mass/volume percent (m/v) of 16.0 g NaCl in 71.5 mL of solution.

A: The objective of this question is to calculate the mass/volume percent (m/v) of a solution. The…

Q: The molecular weight of lithium orotate is 162.03g/mol. How much lithium ortate would be needed to…

A: Given,Molarity of lithium orotate = 5 mM ( millimolar )volume of the solution = 100 mLMolar mass of…

Q: What is the molarity of a solution made by adding 2.213 grams of KHP (MM=204.2 g/mol) to 50 mLs of…

A: Molarity=no of moles of solute x 1000volume of solution in mlno of moles of solute=given massmolar…

Q: 16. Calculate the number of grams of glucose in 100.00 mL of a 10.0% solution.

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Q: If you have a solution containing 10 µ MGSO4 dissolved in 100 mg solution calculate the…

A: