1. [H2O2] – molar concentration of 3% m/v hydrogen peroxide solutionThe concentration of hydrogen peroxide stock solution is 3% m/v. Convert this tomolar concentration (mol/L).The unit m/v represents g/mL... so, 3% m/v = 3 g H2O2/100 mL soln 1. The hydrogen peroxide stock solution has a concentration of 3% m/v. PerformCalculation #1 (p. 4) and convert value to a molar concentration (mol/L).2. Perform Calculation #2 (pp. 4-5) and determine the molar concentrations of thehydrogen peroxide and iodine-potassium-iodide solutions after the dilutions describedin Steps 1 and 2 of the procedure ([I]a and [H202]a).

Answered: Image /qna-images/answer/ecef60b0-a28a-4270-a065-52003274a9eb.jpg

1. [H2O2] – molar concentration of 3% m/v hydrogen peroxide solution The concentration of hydrogen peroxide stock solution is 3% m/v. Convert this to molar concentration (mol/L). The unit m/v represents g/mL... so, 3% m/v = 3 g H2O2/100 mL soln

1. [H2O2] – molar concentration of 3% m/v hydrogen peroxide solution The concentration of hydrogen peroxide stock solution is 3% m/v. Convert this to molar concentration (mol/L). The unit m/v represents g/mL... so, 3% m/v = 3 g H2O2/100 mL soln

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: 90 NANO 80 70 Pb(NO)2 KNOS 60 CaC 50 O 40 Nacl 30 KCI 20 KCIOS 10 Ce,(SO 0 10 20 30 40 50 60 70 80…

A: We have to find out the salt (solute) which is least soluble at 0℃

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…

Q: A student has a solution that contains 20.6 mg of PNP (MW = 139 g mol-1) in 885 mL of 20.0 %…

A: Given that Mass of PNP dissolved= 20.6 mg MW of PNP = 139 g mol-1 Volume of 20.0 % ethanol = 885 mL

Q: The mg/L concentrations of 2.50x104 M solutions of HNO, (F.wt 63 g/mol) equal. 15.57 15.75 17.5 15.5

Q: Q1: A solution of 100 mL of 1.17 % (WV) NaCI is prepared in a laboratory; calculate the NaCl…

A: Given: Volume of solution = 100mlConcentration of NaCl= 1.17 % w/v

Q: molar

Q: What are the NaCl mass percent, ppm and ppb levels in a solution that is prepared by dissolving 0.30…

A: Here we have to determine mass percentage, ppm and ppb of 0.3mg NaCl dissolved in 1L water.

Q: Calculate the following concentrations for an aluminum hydroxide Al(OH)3 solution containing 150 g…

A: As per our guidelines we can only solve first three sub-parts of a question. Please resubmit the…

Q: Concentrated" barium hydroxide is an aqueous solution that is 50% by mass and used as a reagent. The…

A: The objective of the question is to find the mass of Ba(OH)2 contained in 2 mL of concentrated…

Q: You dissolve 6.31 g of potassium formate in 250 mL of 0.25 M formic acid (HCOOH). This solution was…

A: Given, Mass of KHCO2 = 6.31 g Molar mass of KHCO2 = 84.12 g/mol Molarity of HCOOH = 0.25 M…

Q: 7. According to the EPA, when the concentration of lead in tap water reaches 15 ppb, certain…

Q: The density of the H3PO4 stock solution (85% by weight) is 1.70 g/mL. How to prepare 2.5 L and 0.5 M…

A: The question is based on the concept of solutions. we have to make the given phosphoric acid…

Q: 1. A 0.68 gram sample of a volatile liquid was heated to 358 K. The gas occupied 265 mL of space at

A: Note: Dear student as per the guidelines only the 1st quetions is allowed to answer. from ideal gas…

Q: Calculate the molar concentration for aqueous solutions with these data a) M = 142g / mol m = 14g v…

A: Molar concentration /Molarity is defined as Number of moles of solute divided by Volume of Solution…

Q: A sample of aluminum sulfate 18 - hydrate, Al2(SO4)3x18H20 containing 114.0 mg is dissolved in 1.000…

A: Weight of aluminum sulfate 18 - hydrate = 114mg.Volume: 1LDensity of solution: 1g/mlWe have…

Q: Calculate the mass of a 25.0 wt% KOH solution required to make 525.0 mL of 0.285 M KOH. mass: g

Q: A solution of sodium sulfate (Na2SO4) has a concentration of 4.65 x 10-6 M. Calculate the…

A: Concentration of Na2SO4 in Molarity from which Na+ and SO42- concentration is to be determined in…

Q: For what reason is the solubility of gaseous ammonia (NH3) significantly higher than that of…

A: Solubility can be defined as the ability of a liquid, gas or a solid substance known as solute to…

Q: 2.) What ppm of NaCl present in 0.05% by mass in 99.95 mL saline solution. a. Find the mass of…

A: Given: Weight of NaCl = 0.05% by mass Volume of NaCl = 99.95 mL Molarity of sulphuric acid = 0.48 M…

Q: a) A 400 mL solution contains 0.138 g NaCl. Calculate the ppm concentration of NaCl. b) 32.0 g of…

Q: % By Volume.

Q: Is it true that you need to take 30.4 mL of concentrated HCl (23 °Be, density=1.1885 g/mL,…

A: Given density = 1.1885 g/mL molar mass of HCl = 36.5 g/mol we know, molarity = density molar…

Q: w many grams of glycerine, C3H5(OH) (MM = 92 g/mol) is mixed with 36 g H₂O to make a solution where…

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as…

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: 10) How can you prepare 500 ml of 0.1M HCI, if the percentage is 35%, and density = 1.18g/ml,…

A: W = M x Mm x V/1000 Where, W = Mass in g; Mm = Molar mass; V = Volume in mL

Q: Calculate the composition of the following solution in mass/mass %: 40.0 g KCl per 4.00 x 10 ml…

A: Density of solution = 1.14 g mL-1 Volume = 4.00 x 102 mL Mass of KCl = 40.0 g

Q: A commercial bleaching solution contains 13.6% (v/v) of sodium hypochlorite, NaOCl. What is the…

A: We have to calculate the volume of NaOCl.

Q: An impure sample of 130 mg of adipic acid was dissolved in 1.0 mL of boiling water. What is the…

A: Given: Mass of adipic acid sample = 130 mg Volume of water = 1.0 ml Solubility at 0°C = 0.3 g/100…

Q: How would you classify a solution when 120 g of NaNO3 is put in 100 g of water, heated and then…

Q: 53 kr Molality=0.531 53 x 10³ Molarity Motality=of 138.205 /mel M

A: To find the molality of the solution, we need to first determine the moles of solute (acetic acid)…

Q: 12. The Environmental Protection Agency limit for nitrates in drinking water samples is 10.0 ppm…

A: Given: Concentration of nitrates in drinking water (EPA Standard) = 10 ppm Concentration of nitrates…

Q: 10g of sodium nitrate is dissolved in a 90 ml of H2O (density of H2O=

A: Given, Mass of Sodium nitrate(NaNO3)=10 g Molar mass(MM) of NaNO3 = 85g Moles of NaNO3 = mass/MM…

Q: Calculate the final concentration when a 28.0 mL sample of 25% (m/v) sodium chloride solution is…

Q: 9- Prepare 0.2 M of NaCl solution in 200 ml distill water

A: According to the question, we need to prepare 0.2 M of NaCl solution in 200 ml distill water. Thus,…

Q: A commercial bleaching solution contains 13.6% (v/v) of sodium hypochlorite, NaOCI. What is the…

Q: What willl be the Molar concertration of the 306.29 HCl solution prepared from 3 mL of concentrated…

A: To solve this problem we will first calculate mass of HCl . Then number of mole HCl will be…

Q: Calculate the mass of BaCrO4 (Ksp = 8.50×10-11) which will dissolve in 100 ml of water.

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

Q: Concentration is the amount of solute dissolved in a certain amount of solution: Solution…

Q: 575 mL sample of Pb(NO3)2 aqueous solution has a mass of 575.78 g. After the Pb(NO3)2 solution is…

A: We know that Molarity (M) : Molarity is defined as the moles of solute per volume of solution (L)…

Q: maize. In 2017, eggs in Europe were found to have concentrations of fipronil above 1.14x10 What is…

A: Ppb= parts per billion 1M= 109ppb 1.14×10-8 molar means 1.14×10-8mole of Solute is present. 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: 40 °C O 70 °C O 50 °C 80 °C Te

Q: Dissolving 6.25 mg of sugar in 100 ml water gives a solution with which concentration of sugar (in…

A: PPM is a unit of concentration and it is used to denote small concentrations. In case of solutions,…

Q: Calculate the following concentrations for an aluminum hydroxide Al(OH)3 solution containing 150 g…

A: A. Mass percent is given as (mass of solute/mass of solution)×100= (150/(15000+150))×100= 9.90% B:…

Q: What willl be the Molar concertration of the 288.9 HCl solution prepared from 3 mL of concentrated…

A: 1- First calculate the moles of HCl : Mass of HCl = [ Density × Volume ] Mass of HCl = [ 1.18g/mL…

Question

100%

1. [H2O2] – molar concentration of 3% m/v hydrogen peroxide solution
The concentration of hydrogen peroxide stock solution is 3% m/v. Convert this to
molar concentration (mol/L).
The unit m/v represents g/mL... so, 3% m/v = 3 g H2O2/100 mL soln

1. The hydrogen peroxide stock solution has a concentration of 3% m/v. Perform
Calculation #1 (p. 4) and convert value to a molar concentration (mol/L).
2. Perform Calculation #2 (pp. 4-5) and determine the molar concentrations of the
hydrogen peroxide and iodine-potassium-iodide solutions after the dilutions described
in Steps 1 and 2 of the procedure ([I]a and [H202]a).

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 1p

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

Part 1. One gram of caffeine dissolves in 55 ml of water; 7 ml of dichloromethane (DCM); 530 ml of diethyl ether; and 100 ml of benzene. Covert the solubility of caffeine in these four solvents into units of mg/ml. a) Solubility of caffeine in mg/ml in water: b) Solubility of caffeine in mg/ml in DCM: c) Solubility of caffeine in mg/ml in Diethyl Ether: d) Solubility of caffeine in mg/ml in Benzene: Which is the optimal solvent to extract caffeine from an aqueous solution? Why? Part 1 Continued: Use intermolecular force (IMF), provide a brief explanation on the solubility of caffeine in water, diethyl ether, observed above. (Hint: draw the skeletal structures for caffeine, DCM and diethyl ether)
Help me please with all
What is the molar concentration of solution in 250 ml 5% (w/v) CuCl₂ solution? Please choose one: a. 0.093 b. 0.37 c.7.9 D. 12.5 to 0.64
Calculate the volume of stock glucose solutions (2.5 % and 15%) that need to be used to prepare 800 mL of glucose solution with a concentration of 13%. In this case % refers to the grams of glucose per 100 mL of water. V1= volume of stock solution with concentration C (2.5%) V2= volume of stock solution with concentration C2 (15 %) You need to determine V, and V2 in mL
calculate the final concentration when a 28.0 mL sample of 25% (m/v) sodium chloride solution is diluted to 250mL?
Calculate what volume of concentrated hydrochloric acid, 37.2 % (w/w), that you would need to produce a 3.00 L stock of 2.00 mol dm–3 HCl. [Mr (HCl) = 36.5 g mol–1; density of 37.2% HCl = 1.19 g mL–1]
7.What volume (in ml) of a solution that is 23% in glucose(C6H12O6) by mass contains 162.5g of glucose? (The density of the solution is 1.03g/ml.) Group of answer choices 520 ml 686 ml 728 ml 820 ml
101 Chem101 O A useful guide for studying : C x * Chem101 101 Chem101 tps://app.101edu.co Question 8 of 12 What is the concentration in molarity of an aqueous solution which contains 1.69% by mass acetone (MM = 58.08 g/mol)? The density of the solution is 0.971 g/mL. %3D
Identify the concentrationa for an aluminum hydroxide Al(OH)3 solution containing 150g of aluminum hydroxide in 150,000 g of water. Density of Aluminum Hydroxide is 2.42 g/mL and water as 1g/mL. Molar mass of Aluminum Hydroxide is 78.004 g/mol 1. Percent by Weight 2. Percent by Volume 3. PPT from %wt 4. PPM from %wt 5. PPB from %wt 6. Molarity 7. Molality H. Normality
I need the answer as soon as possible
The pesticide DDT is used to kill malaria-carrying mosquitoes. Unfortunately, it also affects other wildlife. In 1972 the use of DDT was banned in the US. Samples were collected from an orchard with the following average result: 0.055 mg of DDT was in a 250.0 mL sample of water. Express the concentration of DDT in the water as ppm. (the density of the solution is 1.00 g/mL)