A 0.1475-M solution of Ba(OH) 2 was used to titrate the acetic acid (60.05 g/mol) in a

Question:

A 0.1475-M solution of Ba(OH)₂ was used to titrate the acetic acid (60.05 g/mol) in a dilute aqueous solution. The following results were obtained.

(a) Calculate the mean w/v percentage of acetic acid in the sample.
(b) Calculate the standard deviation for the results.
(c) Calculate the 90% confidence interval for the mean.
(d) At the 90% confidence level, could any of the results be discarded?

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

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals Of Analytical Chemistry

ISBN: 9780357450390

10th Edition

Authors: Douglas A. Skoog, Donald M. West, F. James Holler, Stanley R. Crouch

See More Books

Question Posted: May 03, 2022 11:12 PM

See More Questions

A 0.239 M solution of H,SO, was used to titrate 10.00 ml. of NaOH: 16.70 ml of acid was required to neutralize the basic solution What was the molarity of the base? (OH]- molL
The freezing point of 0.0830 m aqueous acetic acid is 0.159°C. Acetic acid, HC2H3O2, is partially dissociated according to the equation HC-HO-(aq) H+ (aq) + C2H30--(agi -=
Any dilute aqueous solution has a density near 1.00 g/mL.Suppose the solution contains 1 ppm of solute; express the concentration of solute in g/L, g/L, g/mL, and mg/L.
Revenue for the new startup company "BCB Excavating" for the years 2017 through 2021 have been $543,000, $603,400, $789,000, $845,000, and $889,000 respectively. Year 2017 2018 2019 2020 2021 2022...
Calculate the purchase price (flat) of each of the $1000 face value bonds Issue date Dec 1, 2002 Maturity date Dec1, 2022 Purchase date Mar 25,2004 Coupon rate (%) 5.2 Market rate (%) 5.7
A. Hall Company has the following merchandise account balances: Sales Revenue $180,000, Sales Discounts $2,000, Purchases $120,000, and Purchases Returns and Allowances $30,000. In addition, it has a...
Describe defenses to a lawsuit a defendant can offer at trial.
The data in Table 9E.3 are temperature readings from a chemical process in ï°C, taken every two minutes. (Read the observations down, from left.) The target value for the mean is...
9. What is Paleomagnetism? Explain what information is preserved and how
Your sister has just won $300,000 (taxfree) in the state lottery. Shes decided to quit her job and devote herself to writing novels for the next ten years, using her lottery winnings to support...
A solution of Ba(OH) 2 was standardized against 0.1215 g of primary-standard-grade benzoic acid, C 6 H 5 COOH (122.12 g/mol). An end point was observed after addition of 43.25 mL of base. (a)...
Calculate the molar concentration of a solution that is 50.0% NaOH (w/w) and has a specific gravity of 1.52.
Exercises are mixedsome require integration by parts, while others can be integrated by using techniques discussed in the chapter on Integration. [(8x (8x + 10) In(5x) dx
Which of the following examples does not illustrate a cash flow approach? a. A payroll manager writes a check to pay a shop worker. b. A neighbor pays $0.25 to buy a glass of lemonade at a lemonade...
Using real-world examples, discuss the effectiveness of fiscal policy.
Mark glanced up at the clock on his office wall. It read 2:30 P.M. He had scheduled a 3:00 P.M. meeting with George Hang-ten Baldwin, chief executive officer of Surfer Dude Duds, Inc. Surfer Dude...
Express each complex number in its polar form. $\sqrt{3}-2 j$
Imagine that you are a manufacturer of inflatable rubber ducks. Unfortunately, the manufacture of ducks involves damaging water pollution. You have computed that your marginal savings in millions of...
Deep-water waves are dispersive (their wave speed depends on the wavelength). The restoring force is provided by gravity. Using dimensional analysis, find out how the speed of deep-water waves...
Smthe Co. makes furniture. The following data are taken from its production plans for the year. Required: 1. Determine the hazardous waste disposal cost per unit for chairs and for tables if costs...
What is the pH of the solution that results when 0.093 g of Mg(OH)2 is mixed with (a) 75.0 mL of 0.0500 M HCl? (b) 100.0 mL of 0.0500 M HCl? (c) 15.0 mL of 0.0500 M HCl? (d) 30.0 mL of 0.0500 M MgCl2?
Calculate the hydronium ion concentration and pH of a solution that is 0.0500 M in HCl (a) Neglecting activities. (b) Using activities.
Calculate the pH of an aqueous solution that is (a) 1.00 10-1 M in HOCl. (b) 1.00 10-2 M in HOCl. (c) 1.00 10-4 M HOCl.
Determine the material inventory balance at the end of may? Received Issued Receiving Received Materials Report Number Received Quantity Unit Price Requisition Number Issued Quantity Issued Balance...
During October 2 0 2 3 , Fern Field Farms, Inc. received $ 1 0 , 0 0 0 from customers in exchange for fruit and vegetables. During the same month, the company paid $ 2 , 0 0 0 to employees, $ 5 0 0...
Given data below answer the question. Cash Accounts receivable $ 10,200 Cash dividends 15,200 Consulting revenue Office supplies 3,550 Rent expense $ 2,340 15,200 3,910 Office equipment 18,310 Land...

A 0.1475-M solution of Ba(OH) 2 was used to titrate the acetic acid (60.05 g/mol) in a

Question:

Sample Sample Volume, mL Ba(OH), Volume, mL 1 50.00 43.17 49.50 42.68 25.00 21.47 50.00 43.33 934

Step by Step Answer:

Fundamentals Of Analytical Chemistry

Students also viewed these Sciences questions