Come up with a dilution scheme for a test solution starting from 1000 μg/mL Mn stock solution so that the concentration of permanganate in the solution just prior to measurement is approx. 20 μg/mL MnO4-.

Come up with a dilution scheme for a test solution starting from 1000 μg/mL Mn stock solution so that the concentration of permanganate in the solution just prior to measurement is approx. 20 μg/mL MnO4-.

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter2: Analyzing Data

Section: Chapter Questions

Problem 113A

See similar textbooks

Related questions

Q: The gas phase reaction between hydrogen and iodine is proposed to occur as follows: step 1 fast:…

Q: Determine the number of moles of H in each sample 0.105 mol N2H4 to mol

A: Given,0.105 mol N2H4Required, The number of moles of H in the above sample .

Q: Starting materials: لمحمد Br D HN + Pathways to get D & E سلام

Q: Are the two carbon atoms of C2H5Cl equivalent?

Q: Express the rate of the reaction H₂(g) + 12 (9)→ 2HI(g) a. in terms of A[HI]. rate = ✓ A [HI]/At b.…

Q: how prepaer ethyl 3-oxoheptanoate from methane

A: Methane is a gas and from it desired product can be synthesised through several steps. Desired…

Q: Two reactions and their equilibrium constants are given. A+2B2C----2C-- -DK1K2=2.79=0.106 Calculate…

A: When two reactions are added to form a third reaction , then the value of the equilibrium constant…

Q: If a molecule is chiral, is it guaranteed to have a stereocentre (or multiple stereocentres)

A: Chiral molecule means it has chiral centre. Chiral centre is a carbon atom that consist of four…

Q: Specify whether the reactants of the given half-reaction is an oxidizing or reducing agent. VOs (aq)…

Q: be + NaOH ?

Q: Give three types of information you will obtain on Proton and Carbon NMR.

A: NMR (Nuclear Magnetic resonance) is branch of spectroscopy which deal with shielding and deshielding…

Q: A student is attempting to weigh 10 g of diethyl ether on the analytical balance and notice the mass…

Q: A certain first-order reaction is 33% complete in 55 s. What are the values of the rate constant and…

Q: b. You have lots of 12 M H₂SO4 but need 0.50 L of 3 M H2SO4. What volume of the 12 M solution do you…

Q: What is the symbol of potassium

A: Given, The symbol of potassium is:

Q: Does the structure of the solute affect the freezing point depression? Explain your answer.

A: This problem is based on colligative properties of solution. Depression in freezing point is one of…

Q: Which carboxylic acid is the most acidic? F A OH B OH Br OH Br D OH

Q: What is the value of the H—C—H bond angles? (remember VSEPR theory

A: VSEPR (Valence Shell Electron Pair Repulsion) theory is a model which gave the structural…

Q: To make 1.50 L of 0.100 M NaCl from a 2.96 M stock solution, you would need to take mL of the stock…

Q: 8. A first-order reaction is performed twice at two different temperatures. The first run was…

Q: Macmillan Learning For the chemical reaction HCIO4(aq) + NaOH(aq) → H₂O(1) + NaCIO4(aq) write the…

Q: Calculate the mass of a rectangular solid that has a density of 5.54 g/mL and measures 19.26 cm by…

A: Given: Density = 5.54 g/mL Length = 19.26 cm Breadth = 2.84 cm Height = 2.07 mm

Q: One reactant goes into iridium, how many products come out? What did you see when you were watching…

A: Iridium metal acts as a catalyst here which helps in increasing the rate of reaction without change…

Q: Cerium has four stable naturally occurring isotopes which are listed in the table with their…

Q: balance equestion b. write the total ionic equation uncluding phase labels c. write the net…

Q: principle? must be in the ground state at all times. fill subshells one in each orbital first, then…

A: We have asked about Aufbau Principle and and also four statements are given in the options. We have…

Q: 4. a. b. C. d. For the reactions below, choose an appropriate reagent for the transformation. OH…

A: 4) a) mCPBA ( C7H5ClO3 ) b) H2/pd/BaSO4 c) KMnO4 d) O3 , Zn/H2O

Q: What is the volume in liters of water that would be required to fill an aquarium that is 20.0 in…

A: Given: Length = 36.0 in Breadth = 20 in Height = 16.9 in

Q: 3) Write the IUPAC name for the following compound. IUPAC name: CI

A: The IUPAC name of the compound can be written on the basis of the number of carbon atoms in the main…

Q: Enter a balanced chemical equation for each of the following. Liquid benzene (C6H6) reacts with…

Q: Are the 5 hydrogen atoms of C2H5Cl equivalent?

A: Equivalents hydrogens should have same chemical and spectral properties.

Q: Solution pH 1 pH 3 Alizarin Yellow yellow colourles Thymol Bromothym Bromocreso I Green Blue ol Blue…

A: Indicator: An indicator can be defined as a substance that tells about the nature of the solution…

Q: Can someone check my answers and see if they are correct?

A: The stationary phase (-SO3-) is negatively charged (Cation-exchange chromatography). Since the…

Q: Given a 3.15 mol sample of Ag, how many atoms are present? Give your answer to the correct number of…

A: Ag is symbol of silver Given Number of moles of Ag = 3.15 mol Number of atoms of Ag = ?

Q: Methane and water react to form carbon monoxide and hydrogen, like this: CH4(g) + H₂O(g) → CO(g) +…

A: Answer: These questions are based on the basic understanding equilibrium state of a system in which…

Q: Consider a buffer solution consisting of CH3NH3Cl and CH3NH2. Which of the following statements are…

A: Note: As per the guidelines, solution of first 3 subparts has been prepared. For the expert solution…

Q: Some measurements of the initial rate of a certain reaction are given in the table below. [N₂] [H₂]…

A: Answer: Power of concentration term of a reactant in the rate law is the order of reaction with…

Q: importance of assessing the usability of electrode by using pH

A: Answer: The liquid inside the electrode usually has a pH of 7. Thus , if one measure the…

Q: ou have an aqueous solution of Ca(NO3)2 with a molality of 7.26 mol/kg and a density of 1.4963 g/mL.…

A: The mole of solute present in a one-liter solution is known as the molarity of the solution. The…

Q: a.draw a wedge and dashed wedge structure (picture) of CH3Cl that best illustrates the geometry…

A: To draw the dashed wedge structure of CH3Cl.

Q: 40.00 mL of a solution of MgCl2 with a molar volume concentration of 0.933 mol/L is mixed with 100.0…

A: Molarity (M) : The number of moles of a solute dissolved in 1 L (1000 ml) of the solution is known…

Q: You find a penny with a mass of 2.50 g and a volume of 0.266 cm3. Is this penny pure copper? (The…

A: Answer: Given data: m=2.50gV=0.266cm3dcopper=8.96g/cm3

Q: You have a solution of HIO3 with a mass percentage of 15.8% m/m and a density of 1.101 g/mL. You…

A: Given the w/w% of HIO3(aq) solution = 15.8 % w/w or m/m Given the density of the 15.8 % w/w, d =…

Q: The reaction A → C was performed and the concentration vs. time data below collected. time, s 0 3…

A: AO =INITIAL CONCENTRATION At = CONCENTRATION AT TIME T k = RATE CONSTANT t = TIME INTERVAL

Q: Calculate the molality of a solution formed by adding 9.40 g NH4Cl to 16.3 g of water. molality:

A: Mass of NH4Cl = 9.40 g Molar Mass of NH4Cl = 53.5 g/mol Mass of water= 16.3 g = 0.0163 kg

Q: Why should a low flame be used in heating the metallic sodium?

A: Low flame be used in heating the metallic sodium.

Q: please answer D.

Q: In this display, organic molecules that are self-illuminating are employed, doing away with the need…

A: Answer: An organic LED(Light Emitting Diode) that are self-illuminating are employed,doing away…

Q: Predict the order of reactivity (1 being the slowest, 3 being the fastest) of primary, secondary,…

A: Primary alkyl halide is alkyl halide in which halogen group is attached to one carbon atom only and…

Q: NO₂ OH 4-nitrophenol Fe + HCl H₂O NH₂ OH 4-aminophenol

Question

Come up with a dilution scheme for a test solution starting from 1000 μg/mL Mn stock
solution so that the concentration of permanganate in the solution just prior to
measurement is approx. 20 μg/mL MnO4-. Carefully read the units!

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Sample Preparation in Analytical Chemistry

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

At 20oC 25.0 ml of concentrated nitric acid solution was found to have a mass of 32.503 g. What is the calculated density of this solution at 20oC? Show your calculation set-up and result using correct significant figures and proper units
A) An aqueous solution of ethyl alcohol is made by transfering 4.72 mL of liquid ethyl alcohol to a 200 . mL volumetric flask, and then adding enough water to fill the flask to the mark. What is the volume/volume percentage of ethyl alcohol in the solution? Volume/volume percentage = ________% B) An aqueous solution of acetic acid is made by transfering 17.5 mL of liquid acetic acid to a 200 . mL volumetric flask, and then adding enough water to fill the flask to the mark. What is the volume/volume percentage of acetic acid in the solution? Volume/volume percentage = ________%
The blood serum acetone for a person is determined to be 18.7 mg of acetone per 100 mL of serum. Express this concentration %v/v if the density for acetone liquid is 0.79 mg/mL.
Based on the data in the figure below, knowing that the nominal volumes of the flask, pipette and burette are 100 mL, 10 mL and 12.5 mL (half the volume of the burette) respectively, answer: What is the most accurate volumetric instrument? Show calculations and be careful with scales
Stock iron(II) solution (200Ug mL-1 Fe) ferrous ammonium sulfate hexahydrate mass= 0.1437g, transfer it to a 100 ml beaker. add 15 ml approx of water and 15m1 'approx of dilute sulphuric acid (2M H2SO.). then transfer FeII to 100 ml flask makeup to the mark with water. calculate the moles of ferrous ammonium sulfate hexahydrate solution in unit ug/mL.
How large volume should be measured from a 37wt, 1.185 g/cm^3 density solution?
(a) A solution of 20.91 % by weight H₂SO4, has a specific gravity of 1.150. What is the normality of this solution? (b) Water is added to dilute this solution to a solution of 3.03% by weight H2SO4 (SG=1.020). What is the new normality of the resulting solution and how were they mixed? (Assume 100 mL of the original solution was used.)
A liniment contains 15 % (v/v) of methyl salicylate. How many mL of the liniment can be made from 1 pint of methyl salicylate? Volume(ml) x %(expressed in decimal)= mL of active ingredients
(a) A solution of 20.91 % by weight H2SO4 has a specific gravity of 1.150. What is the normality of this solution? (b) Water is added to dilute this solution to a solution of 3.03% by weight H2SO4 (SG= 1.020). What is the new normality of the resulting solution and how were they mixed? (Assume 100 mL of the original solution was used.)
Can I get a more in-depth method on the set up. Having trouble setting up the problems when it's giving two units such as mg per mL?
Help me solve the following problem correctly and completely. Express all answers to the nearest fourth decimal place. Also, kindly put the right unit. Thank you! *A solution of 20.91 % by weight H2SO4 has a specific gravity of 1.150. What is the normality of this solution? Water is added to dilute this solution to a solution of 3.03% by weight H2SO4 (SG= 1.020). What is the new normality of the resulting solution and how were they mixed? (Assume 100 mL of the original solution was used.)
Convert 450 m2/kg into cm2/g. Need detailed explanation for solution.