Question: A chemical dye X sample with an unknown concentration was prepared by the Lab Support from its original stock with a dilution factor of 0.400.

A chemical dye X sample with an unknown concentration was prepared by the Lab Support from its original stock with a dilution factor of 0.400. The absorbance reading obtained for this diluted unknown was 0.67. Use the best fit line's linear equation provided in question #12, y = 0.9396 x - 0.0216, to determine the concentration of the unknown's original stock solution. Do NOT use scientific notation or include any unit in the final answer. TO the correct # of sig figs for

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Chemistry Questions!

B. Measurement of the Amount of Iron in the Coordination Compound 1. Separate the Iron(III) from the Coordination Compound. Use weighing paper to measure about 0.1g (+/- 0.001g) of the coordination...

The bottom right corner for this picture below is the results for Part 2 of the experiment. All I need is the discussion. Experiment \#3 Absorbance Spectra, pKa and concentration of p-Nitrophenol...

Use the equation of the calibration line to calculate the concentration of the metal in the soil solution. Show labeled calculation. -- I need help to calculate the concentration Below is the data I...

Part 1 Limiting reactant is salicylic acid, not the acetic anhydride. The percent yield must be leas than 20.9 % Part 2 Use a computer program to prepare the graph, refer to the Manual's Appendix....

Please use the first two pages as reference for chart MATERIALS Stock solution of food Dye at 5000ppm. Choose Red, Blue or Yellow Diluent - deionized water Use the Diluent as the blank Serological...

need help with learning this PreLab: Finding the Concentration of an Unknown Sample The Pre-Lab Assignment is to be completed as a quiz in Canvas. The Pre-Lab questions are given here to help you to...

Advance thanks:- Write the model specification matrix for the model Par. =BotBix+ OnxitBox, based on a random sample of size 8.Write the model specification matrix for the model based on a random...

Need help :- huhuhu A study was conducted on the effect of water temperature and time in solution on the amount of dye absorbed by a certain kind of fabric. A standard amount of dye (200...

XiaoXiao Manufacturing Company manufactures blue rugs, using wool and dye as direct materials. One rug is budgeted to use 3535 skeins of wool at a cost of $ 6$6 per skein and 0.80.8 gallons of dye at...

Xuereb Manufacturing Company manufactures blue rugs, using wool and dye as direct materials. One rug is budgeted to use 40 skeins of wool at a cost of $3 per skein and 0.7 gallons of dye at a cost of...

(1) Let X and Y be independent random variables with distributions 0. 1 2 0 1 3 Pr(X = r) Pr(Y y) Let Z = XY. (i) Find E(Y). (ii) Find Var(Y). (iii) Write down a table giving the probability...

You are currently 25 years of age. You have developed a lifetime budget that includes Rs500,000 at age 40 for a college fund for your kids and Rs250,000 per year for 20 years to supplement your...

The following items appear on the adjusted trial balance of Barker Company: Fees Earned 1 8 , 7 9 1 Rent Expense 4 , 6 0 0 Wages Expense 5 , 6 7 8 Dividends 4 4 0 Which of the following will be...

Julian Birkinshaw, James Manktelow, Vittorio DAmato, Elena Tosca, and Francesca Macchi In recent years, one of the most profound transformations in the workplace has been the increase in age...