what is the form of the integrated rate law which will produce a straight line if the following reaction that we observing dye(aq) + NaOCL(aq) --> colorless product (aq) is first order with respect to dye?
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what is the form of the integrated rate law which will produce a straight line if the following reaction that we observing
dye(aq) + NaOCL(aq) --> colorless product (aq)
is first order with respect to dye?
![1/[dye] = kt + 1/[dyelo
[dye]t = -kt + [dyelo
In[dye]t = −kt + In[dyelo](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F69a5f968-332a-43ef-aa50-b6f25212b0ec%2Fb1f42e05-6349-4b52-972c-ba98dc037447%2Ftw1km6_processed.jpeg&w=3840&q=75)
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- Absorbance measurements were taken on a series of Fe standards complexed with 1,10-phenanthroline. A plot of absorbance vs. concentration yielded a linear curve with the equation y=1.008e03x + 0.0395 (where y is the absorbance and x represents the Fe concentration in moles/L). Using this information calculate the Fe concentration (in ppm) in a 40.0-mL aliquot of ground water that produced an absorbance of 0.580.I + Cr20,2- Cr* + I, + H20 (acidic)The following Absorbance vs concentration of nitrite graph is obtained for a set of data: Absorbance Vs Concentration y = 1.6628x+0.0373 R? = 0.9893 1.8 1.6 1.4 1.2 1 0.8 0.6 0.4 0.2 0.2 0.4 0.6 0.8 1 Concentration of nitrite (mg/L) Determine the concentration of unknown solution for which the absorbance is determined as 0.69 A. More data is required В. 0.69 С. 0.65 D. 0.39 Absorbance
- 10.0 mL of 0.100 M HCl solution was added to 20.0 mL of 0.100 M (CH3CH2)3N (triethylamine). Kb (CH3CH2)3N = 5.2 x 10–4 Determine the following: a) Concentration of (CH3CH2)3N that did not react with acid. b) Concentration of (CH3CH2)3NH+ formed from the reaction with acid. c) pOH.A medical lab technician creates a standard solutions of percent hemoglobin in whole blood. The technician measures the absorbance of each solution at 520 nm and creates a standard curve of the absorbance versus percent hemoglobin in whole blood and finds the linear equation below, with an R2 of 0.9985. y= 0.0523x + 0.072 A patient sample has an absorbance of 0.893. Using the standard curve data, calculate the percent hemoglobin in the patient sample.A student prepared four standard solutions of (NH4)2Fe(SO4)2 and measured their absorbance at 505 nm. She created a calibration plot with the best-fit line of y = 9372 x + 0.0539. She measured the absorbance of her diluted unknown sample solution as (4.69x10^-1) nm. If she prepared her diluted sample solution by diluting 10.00 mL of the original solution to a total volume of 50.00 mL with deionized water, what is the concentration of Fe2+ in her original solution? Answer in units of M. Note: Your answer is assumed to be reduced to the highest power possible.
- 2 Ba2+ (aq) + Cr20,2 (aq) + H2O (I) 2 BaCro4 (s) + 2 H* (aq) Dichromate forms orange aqueous solutions and barium chromate is a white solid. Ba(NO3)2 is placed into a test tube of aqueous K2Cr207 forming a colorless solution with a noticeable amount of white solid at the bottom. Use Le Chatelier's Principles to answer the following questions. A. What would you expect to observe if HC was added to the test tube? Explain why the expected observation occurred. B. What could you add to the test tube to increase the amount of solid that would form? Explain why you chose that substance. C. You cool the test tube and notice an increase in the amount of solid formed in the solution. Explain what that suggests about the above reaction?A medical lab technician creates a standard solutions of percent hemoglobin in whole blood. The technician measures the absorbance of each solution at 520 nm and creates a standard curve of the absorbance versus percent hemoglobin in whole blood and finds the linear equation below, with an R2 of 0.9985. y=0.0523x+0.072 A patient sample has an absorbance of 0.915. Using the standard data curve data, calculate the percent hemoglobin in the sampleA direct ELISA experiment was done to determine the amount of protein present in a sample. A standard curve was prepared by plotting log Absorbance versus log concentration of protein in (ng/mL). The equation of the line is Y= 0.895 X -1.25. If an unknown protein shows an absorbance of 1.23. Calculate the concentration of this protein in the sample in (ng/mL).
- What is the concentration of a tyrosine solution when the absorbance at 280 nm is 1.5 using a 1 cm cuvette and the molar extinction coefficient is 1405 L/mol·cm?Which Ksp expression is correctly written? Gold (III) chloride, Ksp = [Au3+][Cl-] Zinc phosphate, Ksp = [Zn2+][PO43-] Calcium fluoride, Ksp = [Ca2+][F-]2 Lead (II) iodide, Ksp = [Pb2+]2[I-]Please answer questions 3a and 3b. Questions are provided in the attached image. Thank you.