6.A What is % w/v when 15.5 ml of C₂H5OH (density = 0.785 g/ml) dissolves in 251 grams of water? BWhat is % w/w when 15.5 ml of C₂H5OH (density = 0.785 g/ml) dissolves in 251g of solution? CWhat is the molarity of solution, when 15.5 grams of C₂H5OH dissolves in enough water to make up 251 mL of solution? DCalculate ppb and ppm of the above solution

6.A What is % w/v when 15.5 ml of C₂H5OH (density = 0.785 g/ml) dissolves in 251 grams of water? BWhat is % w/w when 15.5 ml of C₂H5OH (density = 0.785 g/ml) dissolves in 251g of solution? CWhat is the molarity of solution, when 15.5 grams of C₂H5OH dissolves in enough water to make up 251 mL of solution? DCalculate ppb and ppm of the above solution

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: in the lab you start with 900 ml of a 2.5 m soultion of H2SO4 for an experiment you need to heat the…

A: The objective of this question is to find the molarity of the H2SO4 solution after it has been…

Q: 4. For the following reaction, OH O OH salicylic acid C7H6O3 138.12 g/mol acetic anhydride C4H603…

Q: 9. What volume of glacial acetic acid (in mL) is needed to prepare 200. ml of a 0.230 M acetic acid…

Q: An aqueous solution is1.983% by mass of sodium sulfite pentahydrate, Na2SO3∙5H2O. What is the…

A: Molarity is defined as the number of moles present in 1 liter of solution. It is given as: Molarity…

Q: Given a stock solution of 30% (w/w) hydrogen peroxide, how much solution, in mL, would you need to…

A: Given 30% (w/w) hydrogen peroxide 100.0 mL of a 5.0 M hydrogen peroxide solution Molar mass of…

Q: How many liters of carbon dioxide will react with sodium hydroxide solution

A: Number of moles = mass/molar mass molar mass of NaOH = 40.0 g/mol at STP ;- 1 mol gas has volume…

Q: A solution is formed by adding 4.218 g of naphthalene (C10H8, MW = 128.17 g/mol to benzene (C6H6,…

Q: Payalben

Q: How much solute (g) is required to prepare 850 mL of a 0.5 M solution of CuSO4 (MW = 159.61 g/mol)…

A: Molarity = moles ÷ volume

Q: a You have 100 mL of 0.54 M sodium lactate solution. If you add water until the total volume reaches…

Q: 4.42 mL of a dark blue solution with a dye concentration of 15.18 %m/v is diluted to a total volume…

A: Dilution of the solution: When we dilute a concentrated solution with pure water, the amount of…

Q: 1.) If you have 0.200 mol of a compound in a 0.775 M solution, what is the volume (in L) of the…

A: Molarity is the ratio of number of moles of solute by total volume of the solution. Number of…

Q: Calculate the molarity of the following aqueous KBr solution: 2.67x10 moles of KBr in 1.06x102 mL of…

A: Since you have asked a question with multiple subparts we will solve the first three subparts. If…

Q: -what is the molarity of the solution if 50.0 mL of the solution is diluted? 2-what is the molarity…

A: Given -> Volume= = 0.725 L Weight of NaBr = 27.0 gm

Q: What is the molarity of a solution that is prepared by mixing 37.0 mL of ethanol in 100.0 mL of…

A: Given, The volume of ethanol = 37 ml volume of water = 100 ml Volume of solution = 133 ml Density of…

Q: Aspirin can be prepared from salicylic acid (C7H6O3), which has a molar mass of 138.12 g/mol, and…

Q: A solution is made by dissolving 25.1 g of barium acetate, Ba(CH3CO0)2, in enough water to make…

Q: {Volume of NaOH dispensed (mL) 41.87mL, 41.95mL, 41.75mL} {Vinegar volume (mL) 5.00mL, 5.00mL,…

Q: What is the w/w% if 402.1 g is dissolved in 1.00 L of water to give a density 1.18 g/mL

A: Density is given by the ratio of mass of the substance to that of the volume. Density = MassVolume

Q: A solution is made by mixing 48.2 g of alcohol into 100.0 mL of water (DH2O = 1.00 g/mL). What is…

A: Given ; mass of alcohol = 48.2 g And volume of water = 100 mL Since density of water = 1 g/mL…

Q: A salt solution is evaporated to dryness. If 22.1 g of the solution leaves 1,366 mg of dry salt,…

Q: If 0.069 mol of salicylic acid was added to 62.92 mL of pentanol, what would be the concentration of…

A: given Moles of salicylic acid = 0.069 mol volume of pentanol = 62.92 ml MW of salicylic acid=…

Q: What is the molarity of a solution in which 50 g of NaOH (molar mass 40.00 g/mol) is dissolved in…

Q: Calculate the molarity of a solution prepared by dissolving 5.881 g NaCl in 250.0 mL of water. (MM…

A: since question first is incomplete molality of solution is not given so I am calculating second…

Q: ow many grams of ethanol, CH3CH2OHCH3CH2OH, should you dissolve in water to make 1.50 LL of vodka…

Q: 2. A solution of ethanol (d = 0.795 g/mL) and water (H,O) is prepared by placing 30.0 mL of ethanol…

A: 2a. Data given, Density of ethanol = 0.795 g/mL Volume of ethanol = 30.0 mL V = volume of the…

Q: In a laboratory, a 15.0 mL sample of KCl solution is poured into an evaporating dish with a mass of…

A: a) and b) Given :- Volume of KCl solution = 15.0 mL Mass of evaporating dish = 24.10 g. Mass of…

Q: . Calculate the number of moles in these quantities: (a) 25.0 g KNO3 (c) 5.4 x 102 g (NH4)2C2O4 (b)…

A: We have given that 1. Calculate the number of moles in these quantities: (a) 25.0 g KNO3 (c) 5.4 x…

Q: 100 90 NANO 80 70 60 CaCl, 50 Pb(NO3)2 40 KC NaCi 30 20 KCIO, 10 Ce,(SO 10 20 30 40 50 60 70 80 90…

A: Solubility is the physical property of a substance to get dissolved in a solvent completely and form…

Q: An aqueous solution is made by dissolving 45.0 g of H2SO4in 850. g of water. The density of water is…

Question

**Educational Chemistry Problems: Concentration Calculations**

**6. A.** What is % w/v when 15.5 ml of C₂H₅OH (density = 0.785 g/ml) dissolves in 251 grams of water?

**B.** What is % w/w when 15.5 ml of C₂H₅OH (density = 0.785 g/ml) dissolves in 251 g of solution?

**C.** What is the molarity of the solution, when 15.5 grams of C₂H₅OH dissolves in enough water to make up 251 ml of solution?

**D.** Calculate ppb and ppm of the above solution.

These problems involve the calculation of different types of concentration measures, including weight/volume percentage, weight/weight percentage, molarity, and parts per million/billion, pertaining to a solution of ethanol (C₂H₅OH) in water. The density of ethanol is provided for conversions between volume and mass.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps with 5 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

If 53.0 g of KClO3 was transferred into 125.0 g of water at 30.0 celcius. how many grams of KClO3 will percipitate? g solute at 30.0 celcius is 10 grams
3. What is the mass percent of a solution made by adding 22.3 g of NaOH to 100.0 g of wa = 22.39 Na0H 22.39 NaOlt + [009 A20 x lou 18.2% 4. How many grams of water must be added to 15.0 g NaCl to make a solution that is 10.0%(m/m)? What is the molarity of a 50.0% by mass solution of nitric acid? (Density=2.5 I
Swimming pool water is often made safe for swimming by treating with chlorine in the form of sodium hypocholrite (NaOCI) solution. If a swimming pool contains 5.62×10^5L of water, what volume of 5.00% NaOCI (by mass) solution is required to produce a sodium hypoclorite concentrarion of 3.00×10^-7 mol /L? (assuume the density of water and the NaOCI solution is 1.00g/ml). Do not give handwriting solution.
3. How many grams of NaOH are needed to prepare 45.0 mL of a 6.00 M solution? 4. What is the molar concentration of 17.5% (v/v) aqueous solution of hydrochloric acid? The density of hydrochloric acid is 1.49 g/mL. Assume the solution is 100.00 mL. 5. What is the concentration of a solution of H₂SO4 if 95.0 mL of a 2.50 M H₂SO4 solution is diluted to a total volume of 275.0 mL? 6. What volume of a 2.28 M aqueous sodium carbonate will completely react with 125 mL of 0.525 M aqueous calcium chloride? 7. 100.0 mL of 0.445 M potassium hydroxide is mixed with 90.0 mL of 0.215 M magnesium nitrate. a. Write the net ionic equation. b. Find the mass of the precipitate in the solution. | c. How many moles of excess reagent will remain at the end of the reaction?
concentration of the solution. (c) the mass in grams of NiCl2 contained in each liter O. A 12.5% (w/w) NiCl2 (129.6l g/mol) solution has a density of 1.149 g/mL. Caleulate(a) the molar concentration of NiCl, in this solution. (b) the molar CI oncentration of the solution. (c) the mass in grams of NiCl, contained in each liter of this solution. 10- Describe the preparation of (a) 2.50 L of 21.0% (w/v) aqueous glycerol (C.HO: (92.1 g/mol). (b) 2.50 kg of 21.0% (w/w) aqueous glycerol. (c) 2.50 L of 21.0% (v/v) aqueous glycerol. U- Describe the preparation of 900 mL of 3.00 M HNO, from the commercial reagent that is 70.5% HNO, (w/w) and has a specific gravity of 1.42. 12- A solution containing 10.0 mmol CaCl, is diluted to 1 L. Calculate the number of grams of CaCl2. 2H2O per milliliter of the final solution. 13- Calculate the grams of each substance required to prepare the following solutions: (a) 250mL of 0.100 M KOH, (b) 1.00 L of 0.0275 M K;Cr,O, (c) 500ml of 0.0500 M CUSO4. 38 0%…
In a laboratory experiment, a 15.0 mL sample of a KCl solution is poured into an evaporating dish with a mass of 24.10 g. The combined mass of the evaporating dish and KCl solution is 41.50 g. After heating the evaporating dish and the dry KCl have a combined mass of 28.28 g. a) What is the mass percent (m/m) of the KCl solution? b) What is the molarity (M) of the KCl solution c) If water is added to 10.0 mL of the initial KCl solution to five a final volume of 60.0 mL, what is the molarity of the diluted KCl solution?
How many moles of Ca(OH) 2 are required to completely react with 300.0 mL HCl solution? (HCl content of the HCl solution is 18.00% HCI by mass and density of the HCl solution is 1.200 g/mL) Reaction: Ca(OH) » (s)+ 2HC1 (aq) CaCl: (aq) + 2H:O (1) Lütfen birini seçin: O a. 113.5 mol O b. 0.112 mol O c. 0.889 mol O d. 2.42 mol O e. 1184 mol
1. CH3OH (shown below) is soluble in water. Draw molecular level pictures representing: (a) a container with only CH3OH (several molecules) before mixing and (b) after CH3OH is dissolved in water H H-C H 2. MgCl₂ is an ionic compound that is soluble in water. Draw a molecular level picture that represents after MgCl2 is dissolved in water. H— :0:
Calculate the molarity of the two solutions. The first solution contains 0.200 mol of NaOH in 2.05 L of solution. molarity: M The second solution contains 15.9 g of NaCl in 643 mL of solution. molarity: M * TOOLS x10
Part 1: 8.132g of Mg(NO3)2 are dissolved in 950.0 mL of water. Calculate the molarity of the Mg(NO3)2 solution. Part 2: Calculate the molarity of a solution made by dissolving 2 g of glucose in sufficient water to form exactly 50 mL of solution. Part 3: If 55 grams of Barium nitrate were added to water to make a solution of 250 mL what owuld be the molarity of the resulting solution.
What is the %v/v of a solution made from 141.1 g of ethylene glycol (density is 1.11 g/mL) in water (density 1.00 g/mL) to form a total volume of 500.0 mL? You may assume the density of ethylene glycol does not change in the solution.
39. At 20°C, a 0.376 M aqueous solution of ammonium chloride has a density of 1.0045 g/mL. Whatis the mass % of ammonium chloride in the solution? The formula weight of NH4Cl is 53.50g/mol.