The molar absorptivity constant of a particular chemical is 2.31 M/cm. Determine the concentration of a solution made from this chemical that has an absorbance of 0.521 with a cell path length of 1.04 cm.

The molar absorptivity constant of a particular chemical is 2.31 M/cm. Determine the concentration of a solution made from this chemical that has an absorbance of 0.521 with a cell path length of 1.04 cm.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter13: The Chemistry Of Solutes And Solutions

Section: Chapter Questions

Problem 42QRT

See similar textbooks

Related questions

Q: As we continue to explore equilibrium, it is important that we look at LeChatelier's Principle. This…

A: Your argument is true. As per LeChatelier's Principles if we remove the product from reaction…

Q: 1. Classify the following if either Aromatic or Not aromatic a. a b. + d. e. ZI H₂

Q: (a) 2.00 x 10-3 mol cobalt(II) sulfate in 35.0 mL of solution. i eTextbook and Media M (b) 2.75 mole…

Q: K, for phenol (a weak acid), C6H5OH, is 1.60×10-10 K, for formic acid, HCOOH, is 1.80×10-4. K, for…

Q: When the rate for the reaction 2 NO. 0₂ 2 NO, was studied, the role was found to double when the O₂…

A: The answer of the above questions are given below:

Q: Classify each of the reactions. Pb(NO3)2 + NiCl₂- combination double replacement decomposition ->…

Q: For a certain acid pK, = 7.12. Calculate the pH at which an aqueous solution of this acid would be…

A: Answer: In this question we have to find out pH of a solution of weak acid when pKa of weak acid and…

Q: NaHS, KHCO3 and NaF NaHS, Cu(NO3)2 NaHS, KHCO3 NaF NaF, KHCO3

A: The substance when dissolved in water produces strong acid and weak base then the resulting solution…

Q: Calculate the overall change in enthalpy that occurs when 60.0 grams of PH3 (g) reacts with 80.0…

A: Answer: Thermochemical equation of the oxidation reaction of PH3 is given and we have to use thermal…

Q: Write and balance the equation for the complete combustion of heptane, C,H₁6. Phase symbols and…

A: Here we are asked to write and balance the equation for complete combustion of heptane.

Q: Your answer is incorrect. How many milliliters of 0.285 M AgNO3 solution are needed to react…

A: Given -> Molarity of AgNO3 = 0.285 M Volume of CaCl2 = 22.7 ml Molarity of CaCl2 = 0.320 M…

Q: Br What is the IUPAC name of the molecule? (use S,E/Z)

A: For IUPAC naming following steps are required -> First of all identify the longest carbon chain…

Q: A stock solution of 7.99 microM dye is provided. While making one of the standard solutions, a…

A: Given data :

Q: Draw the Lewis Structure of XeF4 Molecular Geometry? Ideal Bond Angles? Are there Polar Bonds…

Q: How much of natural uranium is U-235? Group of answer choices 0.7% 13 % 33 % 99.3 % 100%

Q: Complete and balance the following redox reaction in basic solution. Be sure to include the proper…

A: In basic medium :- redox reaction can be balanced by adding OH- (aq) in solutions such a following…

Q: Let's use calorimetry to measure heats of reaction but this time let's have a limiting reactant.…

A: a.) Exothermic reaction is that in which heat is released and endothermic is that in which heat is…

Q: 9. Sketch a titration curve for the following types of tirations (with the base as the titrant).…

A: The nature of the curves and position of equivalence point for the titration of acids and bases…

Q: 3. What is the molar concentration of a 3.50 L solution that contains 35.0 grams of NaOH (sodium…

A: Molarity is defined as number of mole of solute divide by volume of solution in liter

Q: Bonus Which compound has the highest molar solubility in neutral solution? (a) BaCO3, Ksp = 4 X…

Q: Draw the Lewis Structure of BF3 Molecular Geometry? Ideal Bond Angles? Are there Polar Bonds…

A: BF3 have trigonal planner Geometry . these can be explained as:

Q: In air at 25 °C and 1.00 atm, the N₂ concentration is 0.01 M and the O₂ concentration is 0.033 M.…

Q: а What is the form of this sugar? CH₂OH OH CHOH OH OH OH -QOH OH CHOH OH OH CHOH OH O OH он он Ка…

A: Given sugar: We have to draw the alpha form of this sugar.

Q: A group of students has just measured the rate of change in temperature of a beaker of water. Which…

A: Temperature change with time gives the unit of change in temperature with respect to time.

Q: Complete the following calculations. Mass calculations Mass of watch glass and evaporating dish:…

A: Mass of watch glass and evaporating dish: 62.254 g Mass of watch glass, evaporating dish, and Mg…

Q: Calculate the theoretical potential of the following cell and indicate whethe the reaction will…

A: Here we are required to find the Theoretical potential of the following cell reaction.

Q: How many Liters (O2) are consumed, STP, if 59.9grams C2H6 is burned C2H6(g) + O2 -> CO2(g) + H2O(g)…

Q: Accurately using a pipette is a skill you have gained in Chemistry 1. Select all correct statements…

A: option a is incorrect because if small amount of liquid remaining in the pipette would be blown, it…

Q: Phosgene (carbonyl chloride), COCl2COCl2, is an extremely toxic gas that is used in manufacturing…

A: Dear student since you have posted multiple questions we will solve only first question for you if…

Q: When a 0.065M aqueous solution of a certain acid is prepared, the acid is 0.22% dissociated.…

Q: Using symbols □ for S atoms, and ○ for O atoms, draw the simplest representation of reactant and…

A: Following representation observed:-

Q: Liquid hexane CH3CH24CH3 reacts with gaseous oxygen gas O2 to produce gaseous carbon dioxide CO2…

A: Given -> Weight of water (Actual yield) = 1.10 gm Weight of hexane = 0.86 gm Weight of O2 = 5.2…

Q: 4. Which of the following is both a Bronsted base and Arrhenius base (a) Na₂CO3 (b) NH3 (c) CSOH (d)…

Q: Enter the number of electrons in each energy level (shell) for each of the elements. If the energy…

Q: H-Br Br HH - H₂O Br:

A: First step involves the proton transfer. Here protonation of -OH group occurs in presence of HBr.…

Q: . If I only have 450 g of blue copper sulfate, how many Liters of a solution can I make if I want to…

Q: Partial Pressure 2, 1. A chemist runs a reaction that generates O₂ N₂ and H₂, in a 1.57 L vessel at…

A: To determine if the vessel explodes or not, we have to calculate the total pressure

Q: What is the major organic product of the following reaction? 1 Equiv. HBr (ignore stereochemistry)

A: Organic reactions are those in which organic reactant react to form organic products. In the given…

Q: Determine which ions are present in each of the compounds. Cr₂03 Cr+ 0²- c²+ ☐ 0³- c²+ PbCl4 Pb³+…

A: The given compound is : Cr2O3 ions : Cr3+ , O2-

Q: Give the chair flip of each structure and indicate which structure in each pair is more stable. a.…

A: Here we have to write the chair flip structures of the following chair conformation and the…

Q: The equilibrium constant, Kp, for the following reaction is 10.5 at 350 K: 2CH₂Cl₂(9) ? CH4(9) +…

Q: 5. The production of ammonia from hydrogen and nitrogen has a Kp of 41. If the reaction what would…

A: We would use relation between Kp and Kc , which is given as : Kp = Kc × (RT)∆n Here , ∆n = Moles…

Q: THIS QUESTION MUST BE COMPLETED Solid potassium nitrate dissolves in water according to the equation…

A: Answer: Heat absorbed by the solute during dissolution would cause the decrease in temperature of…

Q: of the following which is the strongest acid?

A: Here we are required to find the strongest acid.

Q: The pH of a 1.93 M solution of a weak base B is measured to be 10.87 Determine Kb of the base…

Q: Draw the major product of this reaction. Ignore inorganic byproducts. 1. Hg(CI)2, H2O 2. NaBH4, NaOH

A: Oxymercuration reaction: Hydration of alkene proceeds by an electrophilic addition reaction…

Q: When the rate for the reaction 2NO+ 0 2 NO, was studied, the role was found to double when the O₂…

A: Note - Since the given question is a multiple question, hence I solved first question according to…

Q: Q1:Purpose of experiment Q2: Theory Q3:Discusion

A: Purpose of the experiment: Is to determine the rate constant, activation energy, preexponential…

Q: What is the pH of a C21H22N2O2 strychnine solution with a concentration of 2.18 M?

A: Here we are required to find the pH of strychnine solution with concentration of 2.18M

Q: Describe how you would prepare 250 mL of a 2.25 M solution of hydrochroic acid solution starting at…

A: For making 2.25 M solution we have to dilute 12 M solution by adding water. For find out water (mL)…

Question

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 by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Extraction of Crude Metal from Concentrated Ore

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

Calculate the molar absorptivity of a 1.00 x 10-4 M solution, which has an absorbance of 0.372, when the path length is 2.5 cm.
Calculate the molar absorptivity of a solute when its measured absorbance is 1.050 with a concentration of 1.45 x 10-3 M. Assume the path length of the cell is 1.0 cm.
In an analytical laboratory a chemical compound namely Paracetamol (151.163 g/mol) is determined in a sample. A sample weighing 0.0295 g was dissolved in a solvent and diluted the solution to 1 L. The solution has λ max at 243 nm (ε=2.6×104 cm-1 mol-1 L). The solution exhibits an absorbance of 0.638 in a 2 cm cell. Calculate the percentage paracetamol in the sample.
What is the absorbance of a theoretical compound in a 5.26 x 10-5 M solution, a path length of 1.5 cm, and a molar absorptivity of 37.4 mol / L cm?
In a pharmaceutical industry a drug Paracetamol (151.163 g/mol) is determined in a sample. A 0.0315 g samples was reacted with methanol and diluted the solution to 1 L. the solution λ max at 243 nm (ε=2.6×104 cm-1 mol-1 L). The solution exhibits an absorbance of 0.642 in a 2 cm cell. Calculate the percentage paracetamol in the sample.
The absorbance of 10 mL of 0.0005 M Co2+ solution is 0.35. 10 mL of this solution mixed with 10 mL of the sample solution produces an absorption of 0.52. Calculate the concentration of Co2+ in the sample
What is the absorbance of a theoretical compound in a 5.26x10-5 M solution, a path length of 1.5cm, and a molar absorptivity of 37.4 mol / L cm?
Which of the following variables does absorbance not depend upon? A. Molar absorptivity of the solute. B. Path length of the sample. C. Concentration of the solute in solution. D. Conductivity of the sample.
Calculate the expected absorbance value of a 0.39 M aqueous solution of a solution if the extinction coefficient is ε = 2.95 dm3 mol–1 cm–1. The path length of the solution cell used for the measurement is 1.00 cm.
From experimental data, a plot of absorbance (in arbitrary units, a.u.) at a wavelength of 630 nm (on the y-axis) was plotted against the concentration (in mg/L) of Cu2+ (on the x-axis) in known solutions and a linear relationship was found with an equation of y = 7.22x+0.05. If an unknown solution had an absorbance of 1.20 a.u. at a wavelength of 630 nm, what is its concentration of Cu2+?
Suppose that a solution has an absorbance of 0.226 at a wavelength of 450 nm. If the concentration of the solution is 24 μM, what is the value of the molar absorptivity? The data were taken with a standard 1-cm cuvette.
A student prepared a calibration curve by measuring of the absorbance of five standard solutions of a compound at 300 nm. A cuvette with a path length of 5 cm was used . if the slope of the curve was 300 L/mol. the molar absorptivity of the compound is…….. 60 L mol-1cm-1 1500 L mol-1cm-1 0.20 L mol-1cm-1 5.0 L mol-1cm-1