Answered: The absorption coefficient of O2 in…

The absorption coefficient of O2 in seawater at 0°C is 1.7 mmol/L.What is the concentration of O2 if the O2 partial pressure is 0.1atm? Express your answer first in mmol/L, then in mL/L.

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions

Section4.9: Spectrophotometry

Problem 4.14CYU

See similar textbooks

Related questions

Q: Calculate the ppm Fe in the water sample

Q: 4.(a) Aqueous 50.5 % (w/w) sodium hydroxide has a density of 1.53 g cm–3. Calculate the…

A: The concentration of a solution is represented in terms of molarity, molality etc. Molarity is…

Q: 1. What is the molar concentration of a sulfuric acid (H,SO.) solution with 7.3g/dm' concentration?

A: Given, Concentration of the solution = 7.3 g/dm3 Molar concentration of sulphuric acid solution = ?…

Q: calculate the mass of 10mmol of 4-nitrobenzoic acid MW:167.12

A: Given is, 10mmol = 0.01mol=4-nitrobenzoic acid MW:167.12

Q: What is the absorbance of a 0.00250 M sample in a 1.15 cm cell if ɛɛ is 48.3? O 0.139 0.278 O 1.39…

Q: The molar absorptivity of a compound at 500 nm wavelength is 252 M-1cm-1. Suppose one prepares a…

A: 1.) We would use formula of Absorbance. Note : As you have uploaded two questions, I'll…

Q: The data in the table below were obtained during a determination of lead in lake water by atomic…

A: To find the equation of line, first input data in excel sheet then make a scatter plot for that data…

Q: (a) Aqueous 50.5 % (w/w) sodium hydroxide has a density of 1.53 g cm–3. Calculate the concentration…

A: a) Given: Concentration in % (w/w) of NaOH = 50.5 % And density of solution = 1.53 g/cm3 = 1.53 g/mL…

Q: The pNO; in a solution that is 567 ppm in Zn(NO;)2 and 3.0 x 10-3 M Cd(NO3)2 are …..... A.W Zn=65 ,…

Q: How many grams of Ba(103)2 (487 g/mol) can be dissolved in 500 mL of water at 25 C. (Ksp of Ba(10a)2…

A: Solubility product constant is equilibrium constant for a solubility equilibria. It is represented…

Q: Part C: Copper. A 0.275 M solution of Cu^2+ gives an absorbance reading of 0.788 at 620 nm. Another…

A: The concentration for given second solution is calculated by using Beer’s and Lambert’s law. The…

Q: How many grams of Ba(103)2 (487 g/mol) can be dissolved in 300 mL of water at 25°C. (Ksp of Ba(103)2…

A: The salt Ba(IO 3) 2 dissociates as : Ba(IO 3) 2 --> Ba 2+ + 2 I O3 - Thus, Solubility product of…

Q: What is the value of pk, for the fluoride anion, F at 25°C? Ka(HF) = 7.1 x 10-4? Express your answer…

Q: A 20 ml aliquot of drinking water containing Fe(II) and Fe (III) is treated with hydroquinone to…

A: Given in the question, Total volume of aliquot = 50 ml Absorbance = 0.085 Wavelength = 510 nm…

Q: What are the advantages and disadvantages of the Winkler method for measuring D.O.?

A: Winkler method is an easy to use method which involves titration in procedure.

Q: The standard curve was made by spectrophotographic analysis of equilibrated iron(III) thiocyanate…

A: Given the linear regression equation for the analysis of the standard solution is Y =…

Q: percentage paracetamol in the sample.

Q: y = 3506.2x + 0.0421 R2 = 0.9978 A student prepared a solution that had 5.00 mL 0.002 M…

A: The equation of graph of Absorbance v/s concentration is y = 3506.2x + 0.0421 Calculation of…

Q: . What is the morality of a solution in which 1.50 x 10^2g (10 to power of 2) of Magnesium Nitrate,…

A: The molarity of the solution is 2.5287 M.

Q: The pNO; in a solution that is 567 ppm in Zn(NO;)2 and 3.0 x 10-3 M Cd(NO3)2 are ....... A.W Zn=65,…

Q: The absorbance of a solution containing 5.0 x 10^-3 g/L of a solute in a 1.00 m cell is 1.00.…

A: 5.0 × 10-3 g/L of a solute solution in a 1.00 m cell has an absorbance of 1.00 . The molecular…

Q: Calculate the molar absorptivity of a 1.00 x 10-4 M solution, which has an absorbance of 0.372, when…

A: The question is based on Beer's law. the formula for Beer's law is as follows: A=eLc here,…

Q: A calibration curve constructed from absorbance values of solutions containing a known concentration…

A: Given that : The best-fit line for the calibration curve constructed from absorbance values of…

Q: If the concentration of Sn2+ ions in a solution of Sn(OH)2 was measured to be (1.41x10^-3), what is…

Q: The concentration of glucose in an aqueous solution can be determined by oxidation with…

A: The method of least squares is used to minimize the error that can occur while plotting a straight…

Q: How many grams of Ba(103)2 (487 g/mol) can be dissolved in 400 ml of water at 25°C. (Ksp of Ba(103)2…

Q: The absorbance value for the Standard was 0.625 and [FeSCN^ 2+ ] std is 2.00E 4M Calculate the…

Q: How many grams of Ba(103)2 (487 g/mol) can be dissolved in 500 mL of water at 25°C. (Ksp of Ba(103)2…

Q: Au3+ (aq)+ 3e¯ E° = 1.50 V Au (s) | CIO2 (g)+ e ¯ – CIO2 E° = 0.95 V (aq) 12 (s)+ 2e- → 21° (aq) E°…

A: Reduction potential represents how easily a species gains electrons and its likelihood to get…

Q: If you have a sample of 42.6 mg/L of calcium and 7.2 mg/L of magnesium, what concentration does the…

A: A numerical problem based on complexometric analysis, which is to be accomplished.

Q: .(a) Aqueous 50.5 % (w/w) sodium hydroxide has a density of 1.53 g cm–3. Calculate the concentration…

A: a) Given: Concentration in % (w/w) of NaOH = 50.5 % And density of solution = 1.53 g/cm3 = 1.53 g/mL…

Q: I am not understand these problems. Can someone help?

Q: The molar absorptivity of a compound at 500 nm wavelength is 252 M-1cm-1. Suppose one prepares a…

A: Given :- Wavelength =500nm Molar Absorptinity = 252 M-1cm-1 Moles of…

Q: How many grams of potassium citrate (C6H5K3O7 * H2O - mw 324) should be used in preparing 500 mL of…

A: Moles of solute per unit volume is known as Molarity

Q: The concentration of yeast RNA in an aqueous solution is 12.0 mg/L. The absorbance is found to be…

A: Absorbance is given by the formula A = εbC A = absorbance ε = molar absobptivity b = length of light…

Q: What is the purpose of the ion exchange resin?

A: As the name implies ion exchange so in this process ion exchange takes place

Q: How many grams of Ba(103)2 (487 g/mol) can be dissolved in 400 mL of water at 25°C. (Ksp of Ba(103)2…

Q: How many grams of Ba(103)2 (487 g/mol) can be dissolved in 400 mL of water at 25°C. (Ksp of Ba(1O3)2…

Q: Why High quality deionized water is very resistive and merely conduct electricity (0.5 mS/cm) at 25…

A: Conductivity of any solution is due to the dissolved ions dissolved in the solution.

Q: What is the E-value for Caffeine? (MW = 194.19, Liso = 0.9) О а. 2.8 O b. 0.03 О с. 1.7 O d. 0.08

A: Nicotine and water has upper and lower consolute temperatures. Hence option d) is correct .

Q: What is the absorbance of a theoretical compound in a 5.26x10-5 M solution, a path length of 1.5cm,…

A: The absorbance, A, of a theoretical compound in the given solution is calculated as shown in…

Q: A solution containing 5.54 ppm KMnO4 exhibits 72.5 %T in a 1.50-cm cell at 520 nm. A. Calculate…

Q: P16C.4 A lump of sucrose of mass 10.0 g is suspended in the middle of a spherical flask of water of…

A: We have a lump of sucrose and it is suspended in the middle of a spherical flask of water. We have…

Q: A 0.100 mol dm 3 aqueous solution of nickel(II) salt shows three absorbances, one of which has a…

Q: Based on your extinction coefficient, if a 0.8211 M solution of copper(II) nitrate is diluted by…

A: Absorbance is measure of capacity of a substance to absorb the light of specified wavelength .…

Q: The molar absorptivity of a compound at 500 nm wavelength is 252 M-1cm-1. Suppose one prepares a…

Q: The conductance of 0.10 M NaOH is about 20,000 mS. What can you conclude about the mobility of the…

A: Given: Concentration of NaOH = 0.10 M

Q: How many grams of Ba(103)2 (487 g/mol) can be dissolved in 500 mL of water at 25°C. (Ksp of Ba(103)2…

Concept explainers

Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.

Question

The absorption coefficient of O2 in seawater at 0°C is 1.7 mmol/L.
What is the concentration of O2 if the O2 partial pressure is 0.1
atm? Express your answer first in mmol/L, then in mL/L.

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

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

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

Given the fact that O2, N2, and O in the upper atmosphere absorb most of the light with wavelengths shorter than 240 nm, would you expect thephotodissociation of C ¬ F bonds to be significant in the lower atmosphere?
Chemistry The most abundant type of mammalian antibody circulating in the blood stream is IgG. A solution prepared from 0.798 g of a particular IgG in 250 mL of water shows an absorbance of 0.578 at 275 nm in a 1.00 cm cell. If the molar absorptivity of the IgG is 6.49 × 104 M–1 cm–1 at 275 nm, what is the molar mass of the IgG? Present your numerical answer in kg·mol-1 to 3 significant figures .
A 20 ml aliquot of drinking water containing Fe(II) and Fe (III) is treated with hydroquinone to reduce all dissolved iron to Fe(II),0- phenanthroline is added and the aliquot is diluted to 50 ml and the absorbance in a 2.00 cm cell is 0.085 at 510 nm. Calculate the iron content of the water as ppm? ε = 1.11 x 104 L/mol cm
The absorbance of a solution containing 5.0 x 10^-3 g/L of a solute in a 1.00 m cell is 1.00. Calculate the absorptivity and the molar absorptivity if the molecular mass of the solute is 1.25.
1. Calculate the percentage of sunlight scattered by the atmosphere for red light, 650 nm, if the percentage of sunlight scattered by the atmosphere for blue light, 450 nm, is 15.2. In 0.001 mol L-1 aqueous solution of NaCl at a particular temperature the Debye - Hückel screening length is 10 nm. What is the screening length in 0.1 mol L-1 aqueous solution of NaCl at the same temperature?
The concentration of glucose in an aqueous solution can be determined by oxidation with ferricyanide ion, Fe(CN)63–. The absorbance of the ferricyanide ion measured at 420 nm increases as the concentration of glucose increases. [Glucose], mg / mL Absorbance 0.005 0.132 0.010 0.290 0.020 0.498 0.030 0.642 0.040 0.750 Using the method of least-squares, give the equation of the best straight line through the points. Make sure that m=slope has 3 decimal places (XX.XXX) and y-intercept (b) has 2 significant figures (0.0XX). In your answer you should write in the form of y=mx+b. For instance, y = 12.316x + 0.072
The nitrite in a series of standard solutions (mg/L, n = 5) are converted to azo dye and the slope of the calibration curve is 2.0 ppm1. A 10.00-mL mineral water sample is treated in the same way as standards and diluted to a final volume of 100.00-mL. It gives an absorbance of 0.80. The absorbance of blank solution under the same conditions is 0.10. Calculate ppm (mg/L) of NO2 (46 g/mol) and the molarity of NANO2 (69 g/mol) in the original sample
A plot of Absorbance vs. molarity of Fe(SCN)2+ from part one of the lab gives a straight line with the following equation. y = 51x R2 = 0.998 If a student measures an absorbance value of 0.375 in the second part of the lab, what is the molarity of Fe(SCN)2+ in this solution?
Five white, 500-mg uncoated ascorbic acid (AA) tablets with an average weight of 0.6152-g were pulverized in a mortar. A sample of the powdered ascorbic acid weighing 0.4700-g was placed in an iodine flask and was dissolved in 50-mL H2SO4 then 5-g of KBr was added to the resulting solution. The solution was titrated with 47.81-mL of 0.09640 N STD. KBrO3 to reach a faint yellow endpoint then 3-g KI and 5-mL Starch TS. The blue color solution is then titrated with 2.73-mL of 0.09123 N STD. Na2S2O3 to reach the disappearance of the blue iodostarch complex. MW: KBrO3 = 167.0 ; KIO3 = 214.0 ; Na2S2O3 = 158.11 ; C6H8O6 = 176.12 Compute the milligrams of pure AA per tablet from the assay. 293.3 mg 502.5 mg None of the choices 383.9 mg
Explain about degradation of azo dyes in wastewater using micro-nano bubble treatment.
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?
Ferric oxide (Fe2O3, density 5 5.24 g/mL) obtained from ignition of a gravimetric precipitate weighed 0.296 1 g in the atmosphere. What is the true mass in vacuum?