1) 11. 3 g BaI2 is dissolved in 145.0 g of H2O. Calculate the percentage concentration (by mass) of BaI2.

Q: What would be the freezing point of sugar solution, which contains 150.0 g of solute in 0.50 L of…

A: A solution's freezing point is smaller than that of the pure solvent, which is 0oC for water when…

Q: How many grams of MgCl2 are needed to make 700.0 mL of a 1.4 M solution? How many grams of NaBr…

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Q: 4. How many grams of MgCl2 is dissolved in enough water to prepare 1500 mL of solution containing…

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Q: What is the molarit of a solution make by dissolving 36.29 g of NaCl in 2.30 L of solution?

A: Concentration always exhibits the dissolved moles of existing solute into particular solution's…

Q: How many grams of lithium chloride must be taken for preparation of a 100 g of 2.5 % solution? a.…

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Q: What is the %v/v of a solution made from 176.1 g of ethylene glycol (density is 1.11 g/mL) in water…

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Q: What is the normality of the solution prepared by diluting 17 mL of a 0.9 M solution of H2SO4 to 30…

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Q: calculate mass percent of (Na3PO4) if 64.2g of (Na3PO4) is dissolved in 364.2 grams of water?

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Q: Calculate the molarity of each aqueous solution:(a) 25.5 mL of 6.25 M HCl diluted to 0.500 L with…

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Q: solution is made using 106.7 g of phenol (MM = 94.11 g/mol) and 70.0 g of acetone (MM = 58.08…

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Q: Concentrated HI is 47.0%/HI by mass and has a density of 1.50 g/mol. (A) how many grams of…

A: A) 0.2449 g of concentrated HI is required. B) 0.1633 mL of concentrated HI is required.

Q: Suppose that 10.00 mL of 0.0100 M IO3- solution requires 11.43 mL of the thiosulfate solution to be…

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Q: What is the molarity of a hydrogen peroxide solution (H2O2) solution prepared by mixing 30 grams of…

A: Molarity is a unit of concentration defined as the number of moles of solute per volume of the…

Q: Calculate the molarity of each aqueous solution:(a) 78.0 mL of 0.240 MNaOH diluted to 0.250 L with…

A: a) Given : Initial volume of solution = 78.0 mL  Initial molarity of NaOH = 0.240 M Final diluted…

Q: 5. How many grams of CaCL2 (MM = 110 g/mol) should be dissolved in H20 to prepare a liter of 1.2M…

A: Molarity means moles of solute dissolved in a litre of solution.

Q: What is the concentration of a solution made by dissolving 1.2 g of salt in 3.8 g of water?

A: The mass of solute present in a fixed mass of solution is known as concentrationof the…

Q: 6) What is the percent by volume of a solution formed by aJded 15 L of acetone to 28 L of water? A.…

A: The volume of solute in milliliter present in 100 mL solution is known as the volume percent…

Q: What volume of 0.15 N HCl is needed to neutralise 20.0mL of a 0.35 N NaOH solution? A. 46.67 mL B.…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: What is the molarity of a solution made by mixing 104.6g of NaClO4 in enough water to make the final…

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Q: An aqueous solution that contains 285 ppm of potassium nitrate (KNO3) is being used to feed plants…

A: The solution is as follows :

Q: What volume of a 40.0% m/v solution contains 70.0g of solute?

A: given, m/v% = 40.0 mass of solute = 70.0g

Q: What is the %v/v of a solution made from 66.1 g of ethylene glycol (density is 1.11 g/mL) in water…

A: Given data,Mass of ethylene glycol=66.1gDensity of ethylene glycol=1.11g/mLTotal volume=500mL

Q: How many 0.5 g tablets of aluminum acetate are needed to make 1250mL of 1:500 aluminum acetate…

A: Mass of each tablet = 0.5 g

Q: Which solution has the lower freezing point?(a) 11.0 g of CH₃OH in 100. g of H₂O or 22.0 g of…

A: Note - Since you have asked multiple question, we will solve the first question for you. If you want…

Q: I make a solution out of 1000.00 g of H2O and 3.00 g of Na2CO3 which we will assume has a density of…

A: Since you have posted question with multiple sub-parts, we are entitled to answer only the first 3.…

Q: Calculate the number of mmoles of solute that are present in 3400 ml of an aqueous solution that…

A: The volume of the solution is = 3400 mL The concentration of AgNO3 in the solution is = 4000 ng/mL…

Q: How many grams of Na3PO4 is actually produced? -Calculate the mass of NaH2PO4 needed to produce this…

A: Given data,Percent yield=82.5%Molarity of Na3PO4=0.55MVolume of Na3PO4=186.50mL=0.1865LMolarity of…

Q: How would you prepare the following aqueous solutions?(a) 1.40 L of 0.288 MKBr from solid KBr(b) 255…

A: a) To calculate the amount/weight of solid KBr that is required to make a solution of 0.288 M in 1.4…

Q: How many moles of solute are present in 35. 0 mL of 0.30 M KNO3?

A: Hi, since you have posted multiple questions. We will answer the very first question for you. Kindly…

Q: What volume of alcohol in mL would be needed to prepare 250.mL of a 30.0% (v/v) solution?

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Q: A 4.028 m aqueous ethylene glycol (C2H6O2, 62.07 g/mol) solution has a density of about 1.024 g/mL…

A: Assuming we are using V ml of solution. Hence mass of solution = density X volume = 1.024 X V =…

Q: Glycerol, C3H8O3, is a substance used extensively in themanufacture of cosmetic s, foodstuffs,…

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Q: Q2. The density of 60.0% (by mass) of an aqueous soludon of propanol, C3H,OH(aq), is 0.8824 g/mL at…

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Q: 1. What initial volume of a 10x SDS stock solution would you use to make a 1x solution with a final…

A: Two questions based on concentration terms that are to be accomplished.

Q: What is the concentration of a solution, when 1.4 moles of MgOH are dissolved in 1200mL of H2O?

A: Given: The moles of magnesium hydroxide=1.4 mol Volume of solution =1200 mL Volume of solution=1200/…

Q: what mass of 5.0% by weight NaCl solution is necessary to yield 3.2g NaCl? mass of soln=?

A: Mass percentage of a solution may be obtained by dividing the mass of solute with the mass of the…

Q: Calculate the parts per million of a solution made with 0.057g Pb(NO3)2 in 6552g of water.

A: A numerical problem based on concentration of solution, which is to be accomplished.

Q: Q5 i) List the factors that influence solution formation.       ii) Solubility of gases in water…

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Q: If a solution contains 128 Ml of ethanol and water to make 0.452L of solution what is the (v/v)%…

A: V/V % represents the volume of solute present in the total volume of the solution. In the given…

Q: 1. How many grams of water must be added to 10.0 g of Ca(NO3)2 in order to prepare a 12.0%(m/m)…

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Q: (1) How many grams of K2SO4 are contained in 50 mL of 0.200 M? (2) How many millimoles of K2SO4 are…

A: When one mole of any compound is dissolved in 1000 ml of solution is called the 1molar solution .

Q: A 32.0 mL aliquot of a 38.0 wt% aqueous KOH solution is diluted to 1.00 L to produce a 0.297 M KOH…

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Q: Answer the questions for the graph given below. 100 90 NANO 80 70 Pb(NO3)2 KCI 60 CaCl 50 40 NaCI 30…

A: At 10°c highest solubility is for NaNO3 Solubility of Pb(NO3)2 in 50 g in 100 g of water at aprox…

Q: What volume (in mL) of concentrated hydrochloric acid is necessary to prepare 10 mL of 1:1 (v/v)…

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Q: A solution is made using 81.7 g of hexane (MM = 86.18 g/mol) and 60.0 g of octane (MM = 114.2…

A: We know that, Number of moles = mass/molar mass  Mole fraction = Moles of Solute or solvent/Total…

Q: Calculate how much of a concentrated acetic acid solution (w 36%, p 1.0449 g %3D / ml) is required…

A: The solution is as follows :

Q: Calculate the percent by mass of a solution composed of 35.0g of KNO3 and 57.5g of H2O

A: % concentration (by mass) =( mass of solute ÷ mass of solution)× 100 % Mass of solution = mass of…

Q: What mass of NaCl is dissolved in 170 g of water in a 0.040 m solution?

A: Molality is defined as the number of moles of solute per kilogram of solvent.