In Figure 5-6, the x-intercept is 2.89 mM and its standard deviation is 0.098 mM. Find the

Question:

In Figure 5-6, the x-intercept is –2.89 mM and its standard deviation is 0.098 mM. Find the 90% and 99% confidence intervals for the intercept.

Figure 5-6

y = 0.6463x + 1.8687 5 .-. Readings obtained with standard additions Concentration of unknown, [X], Reading of unknown without standard addition -3 -2 -1 0 1 2 3 4 5 6 7 x = [S],

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Quantitative Chemical Analysis

ISBN: 978-1429218153

8th edition

Authors: Daniel C. Harris

See More Books

Question Posted: Jun 04, 2020 11:23 AM

See More Questions

The percentage of an additive in gasoline was measured six times with the following results: 0.13, 0.12, 0.16, 0.17, 0.20, 0.11%. Find the 90% and 99% confidence intervals for the percentage of the...
Figure 6.16 shows a fabricated assembly made from three different sizes of standard steel tubing listed in Appendix G.2. The larger tube on the left carries 0.072 m 3 /s of water. The tee branches...
Confidence interval for calibration curve. To use a calibration curve based on n points, we measure a new value of y and calculate the corresponding value of x. The one-standard deviation uncertainty...
Consider the problem of making change for n cents using the fewest number of coins. Assume that each coin's value is an integer. 2. Suppose that the available coins are in the denominations that are...
Toby Power, a fellow Illinois resident, is a new client. Prior to her telephone call this morning (late November), all you really knew about Toby was that for the past five years she has been earning...
How could your institution meet your social needs and those of your fellow students more effectively through different forms of group arrangement and would these be consistent with good teaching and...
An increase in a firms per-share equity _________ the P/B ratio.
Duval Ford, LLC, sold a new Ford F-250 pick-up truck to David Sweat. Before taking delivery, Sweat ordered a lift kit to be installed on the truck by a Duval subcontractor. Sweat also replaced the...
The following trial balance was extracted from the accounting records of S.Martins as on December 31, 2020. Closing stock on 31 st December 2020 was valued at sh.22,500 Depreciation is to be charged...
What are the expected and augmented value chain elements for each of these retailers? a. Home Depot. b. Ikea. c. Local fruit-and-vegetable store.
A solution was prepared by mixing 5.00 mL of unknown element X with 2.00 mL of solution containing 4.13 g of standard element S per milliliter, and diluting to 10.0 mL. The signal ratio in atomic...
Volatile compounds in human blood serum were measured by purge and trap gas chromatography/mass spectrometry. For quality control, serum was periodically spiked with a constant amount of...
If your uncle borrows $60,000 from the bank at 10 percent interest over the seven-year life of the loan, what equal annual payments must be made to discharge the loan, plus pay the bank its required...
1. (5 pts) Given y[n]= 2y[n-1] and y[0]=2, Write MATLAB code to calculate and plot y for 0
F ( t ) = t 4 + 1 8 t 2 + 8 1 2 , g ( t ) = ( t + 3 ) / 3 ; find ( f o g ) ( 9 )
How did they calculate allocated cost FLIGHT A FLIGHT 350 615 FLIGHT 3 1 Go GALS 20 G EXISTING SCHEME, DETERMINE THE OVE OR FLIGHTS A, B, AND C. 2 ED AT 7.00 PER K1.00 OF PILOT SALAF TOTAL NON-SALARY...
High Tech ManufacturingInc., incurred total indirect manufacturing labor costs of $540,000. The company is labor-intensive. Total labor hours during the period were 5,000. Using qualitativeanalysis,...
Start with AS/AD and IS/MP in full employment equilibrium. Assume the is a massive positive aggregate demand shock. How would this affect AS/AD and IS/MP and prices and output relative to the full...
How cold is it outside? The temperature alone is not enough to provide the answer. Other factors including wind speed, relative humidity, and sunshine play important roles in determining coldness...
Outline some of the major problems confronting an international advertiser.
How many milliliters of 0.246 M HNO3 should be added to 213 mL of 0.00666 M 2,2' bipyridine to give a pH of 4.19?
(a) Write the chemical reactions whose equilibrium constants are Kb and Ka for imidazole and imidazole hydrochloride, respectively.
(a) The measured pH of 0.100 M HCl at 25C is 1.092. From this information, calculate the activity coefficient of H+ and compare your answer with that in Table 7-1.
Docs Auto Body has budgeted the costs of the following repair time and parts activities for 2009: Doc's budgets 6,000 hours of repair time in 2009. A profit margin of $7 per labour hour will be added...
QUESTION 28 In a perpetual inventory system, the cost of inventory sold is: Debited to accounts receivable. Debited to cost of goods sold. O Not recorded at the time goods are sold. O Credited to...
The following financial statements and additional information are reported. IKIBAN INC. Comparative Balance Sheets June 30, 2019 and 2018 2019 2018 $105,709 69,500 66,800 4,700 246,700 127,eee...

In Figure 5-6, the x-intercept is 2.89 mM and its standard deviation is 0.098 mM. Find the

Question:

y = 0.6463x + 1.8687 5 .-. Readings obtained with standard additions Concentration of unknown, [X], Reading of unknown without standard addition -3 -2 -1 0 1 2 3 4 5 6 7 x = [S],"V,/V. %3D Co LO 4. 2.

Step by Step Answer:

Figure 56 The xintercept is 289 mM and its stand...View the full answer

Quantitative Chemical Analysis

Students also viewed these Engineering questions