25 mL of the 40% ethanol solution is used to prepare the 10% ethanol. What is the final volume of the solution? And how much water must be added to do the dilution (mL

Q: If you have 6 mL of acetone, how much water is needed to be mixed in to make a 7.5% acetone-water…

A: Given, 7.5 % acetone-water solution

Q: How do the boiling points and freezing points of 0.10 m Nacl compare to those of 0.10 m glucose? A…

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Q: When 4.35grams of ethyne glycol(C2H6O2) is dissolved in 100g of water,the resulting solution gas a…

A: Given, When 4.35grams of ethyne glycol(C2H6O2) is dissolved in 100g of water,the resulting solution…

Q: A certain liquid X has a normal freezing point of 6.90°C and a freezing point depression constant…

A: The freezing point of a solution made of 92.g of glycine (C2H5NO2) dissolved in 700. g of X is 2.93…

Q: What is the freezing point of a solution

A: ∆Tf = i×Kf×m  ∆Tf is the depression in freezing point  i is the Van't hoff factor  Kf is the molal…

Q: how much 2% glucose solution can be made from 50mL of 35% glucose solution

A: Given: Initial concentration of glucose solution = 35 % Concentration after dilution of glucose…

Q: From 1 L of household bleach available, a. How much volume of 1:10 house hold bleach solution will…

A:

Q: Potassium is often mixed with saline in IV drips. You prepare a solution by diluting 250 mL of a 2.6…

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

Q: A certain liquid X has a normal freezing point of 0 °C and a freezing point depression constant K, =…

A: Given: Normal freezing point of solvent i.e. X = 0.0 oC Kf of X = 7.44 oC/m. Mass of C7H7NO…

Q: 9. The concentration of a solute in a water solution is found to be 1 ppm. What can be inferred from…

A:

Q: When HNO2 is dissolved in water, it partially dissociates according to the equation HNO2 H+ NO2 in…

A: The ICE table for the dissociation of HNO2 and the number of moles of HNO2 is calculated as shown…

Q: A solution is made up of 20.0 mL of ethyl alcohol and 50.0 mL of water. What is the volume percent…

A: Volume percent or percentage by volume v/v is one of the concentration terms that indicates the…

Q: 8. A solution is made my mixing 90.0mL of alcohol with enough water to give 250.0mL of solution.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: What is the volume of a 20% methyl solution that contains 15mL of methyl? a. 6 ml of methyl b. 4 mL…

A:

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: How would you prepare a 1 M solution of sodium chloride (NaCl)? O Add 58.5g of NaCl to water to make…

A: Add 58.5 g of NaCl to water to make 1L of solution.  To prepare a 1M solution of sodium chloride (…

Q: Multiple Choice 1. Salt or sodium chloride solution is prepared using distilled water (assume…

A: As per our guidelines, we are supposed to answer only one question. Kindly repost other question as…

Q: A certain liquid X has a normal freezing point of -3.10 °C and a freezing point depression constant…

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Q: From the following list, chose the best answer to the questions. 0.2 M H2SO4 0.1 M C12H2201…

A: Boiling point: The Boiling is the temperature of any liquid at which the vapor pressure of the…

Q: A certain liquid x has a normal freezing point of 2.90 °C and a freezing point depression constant =…

A: Given: The normal freezing point of liquid X = 2.90 oC The freezing point depression constant, Kf =…

Q: A certain liquid x has a normal freezing point of -9.80 °C and a freezing point depression constant…

A:

Q: 30 g of KI are dissolved in 300 g of water at 10 degree C. How much additional KI is necessary to…

A: Interpretation -  To tell about how much additional KI is necessary to saturate the solution when 30…

Q: A certain liquid x has a normal boiling point of 119.60 °C and a boiling point elevation constant…

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Q: 1.0 M sodium chloride solution has a higher boiling point than a 1.0 M sugar solution?

A: Given: 1.0 m NaCl and 1.0 m glucose solution.   Boiling point is defined as the temperature at which…

Q: -1 A certain liquid X has a normal freezing point of-0.50 °C and a freezing point depression…

A: Given: The normal freezing point of liquid X = -0.50 ∘C Kf = 7.06 ∘C·kg·mol-1  We have to calculate…

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: prefilled syringe contains 2 mg of active drug in 5 ml of solution. how many mcg of drug is…

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Q: 125 ml solution contains 15.6 % (v/v) of benzene. What volume of benzene is in the solution? 1.…

A: The volume of the solution is = 125 mL The concentration of the solution is = 15.6 % (v/v) The…

Q: Answer the following questions in GRESA format. 1. A solution is made containing 14.6 g of CH3OH in…

A:

Q: How many mL of 23.4% NaCl solution must be added to sterile water for injection to make 1L normal…

A: given that conc. of NaCl solution (C1) = 23.4 %  We know that Concentration of normal saline (C2) =…

Q: What is the mass of the solvent in 15% NaCl solution? a. 100g b. 15g c. 85g d. 75g

A: What is the mass of the solvent in 15% NaCl solution?

Q: Calculate the number of mL of a 50 ppm solution needed to prepare 50 mL of a 6.4 ppm solution.

A: Given information is,

Q: 1. 250.0 g each of toluene (CoHsCH:) and benzene (CsHs) are mixed together. Answer the following…

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Q: llowing questions based on this information.  Each question is a separate question.    a.  If…

A: A semipermeable membrane allow only solvent molecules to pass through itself.Thus a  semipermeable…

Q: Determine the volume percent of a solution made by mixing 50.0 mL of hexanol with enough ethanol to…

A: 1) Volume of Solute ( Hexanol ) = 50 mL        Volume of solution              = 125 mL…

Q: A certain liquid X has a normal freezing point of -4.10 °C and a freezing point depression constant…

A:

Q: How many moles of NaCl are contained in each volume of aqueous NaCl solution? a. 2.0 L of a 2.0 M…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: what is the percent by volume of a solution formed by added 15 L of acetone to 28 L of water?

A: Percentage volume of  a solution is give by:                  %Volume=Volume of solute of interest…

Q: What mass of water is necessary to prepare the following?   100.0g of 5.00% sugar solution…

A: Given data,Mass of sugar solution=100gPercent concentration of sugar solution=5%Mass of saline…

Q: Alligation Medial and Alligation Alternate. Show your complete solution. 1. How many mL of 70%…

A: Given, Concentration of alcohol = 70% and 30% Required volume of solution = 100 mL Required…

Q: How many grams of acetic acid, CH3COOH, would you use to make 10.0 L of a 0.10 M aqueous solution of…

A:

Q: A glucose solution contains 59.8 gg of glucose (C6H12O6)(C6H12O6) in 415 gg of water. Calculate the…

A: Molality of solution is determined as follows, 1 g = 0.001 kg No.of moles of glucose=MassMolar mass…

Q: A certain liquid X has a normal freezing point of –7.50 °C and a freezing point depression constant…

A: Depression of freezing point is a colligative property which depends upon the concentration of…

Q: nistnoo enomsinclo oi eu0feloin 1o 2alim 2. Urea, (NH2)2CO, is dissolved in 100.0g of water. The…

A: Mass of water(solvent) = 100 gm  Freezing point of solution = - 0.085°C  Depression in freezing…

Q: A container holds 3 Liters of a 25% alcohol solution. One half Liter of the solution is withdrawn…

A: Since it we know after withdrawal of one half of solution the concentration doesn't change as…

Q: How many grams of ethylene glycol (automobile antifreeze, C2H6O2) dissolved in 3.55kg of water is…

A: The mathematical expression of Raoult's law of lowering of the freezing point is ----- Where kf  is…

Q: many g of Potassium dichromate is needed to 100 mL of 0.20 N Potassium chromate solution?

A: Given,  Normality (N) = 0.20 N Volume (V) = 100 mL = 0.10 L n-factor = 6

Q: How much of the concentrated acid is needed to prepare the diluted solution?

A: