Answered: What is the precision of a 100-mL…

What is the precision of a 100-mL beaker? " 100ml APPROX 80 100ml 60 40 20 + 10 O + 20 What is the precision of a 25-mL graduated cylinder? * ENK MI USA D 20°C 25 20 + 0.5 O +1.0 + 2.0 +0.25 5. 2.

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter5: Errors In Chemical Analyses

Section: Chapter Questions

Problem 5.1QAP

See similar textbooks

Related questions

Q: Can I get some help doing these? If I can see one example done I could do the rest

Q: P*V (kPa*mL) pente (Ay/Ax) Volume (mL) 1/Pression (kPa^-1) Pression ( kPa ) 0.010343123 96.6826…

A: Percent error is the difference between the expected value and the actual value as compared to the…

Q: Rotameter calibration data (flow rate versus rotameter reading) are as follows: Flow Rate Rotameter…

Q: How many replicate measurements are needed to decrease the 95 and 99% confidence limits for the…

Q: Analytical Chemistry II Please do a table of comparison on the following GC with respect to their…

A: For many applications, GC-MS offers very good sensitivity. It’s usually not as sensitive as a good…

Q: A 300 g of a sample is analyzed by series of sieving. The results report were aperture (micrometer)…

A: In chemistry, there are many ways to check the deviation of experimental data from the accurate…

Q: A 5.00 (+0.01) ml Class A transfer pipet is used to transfer 5.00 mL of a 0.309 (20.003) M Cut stock…

A: In order to determine the concentration of the diluted solution, apply the dilution formula:…

Q: what is the biggest buret size that'll deliver 4.8mL with a relative error less than or equal to…

A: Answer - According to the question - Given - volume need to be delivered is 4.8 mL with an accuracy…

Q: 3. a. Briefly explain why internal standardization method is useful in analytical chemistry?

A: A) Internal standards are widely used in chromatography because of differences in the…

Q: Formulate a ton mixture of complete feed containing fescue hay (50% TDN) and cracked shelled corn…

A: According to the problem, we have a ton mixture of complete feed containing hay and corn. 1 US ton…

Q: A 20 mM solution of ethanol is diluted 1 in 8. The diluted ethanol solution was used for an…

A: Volume of alcohol dehydrogenase in first experiment, V1 = 20 μL Initial velocity in first…

Q: The following table was written after using sieve analysis method on a paracetamol powder. Sieve…

Q: Match the given parts with the correct function…

A: In measurement and control applications, an integrator is a component whose output signal is the…

Q: -19-0 Jame tyl acetate onditions o data available. pectrum Summary pectrum ID IDAS412 Epectrometer…

Q: Answer the question and explain why you chose it in 3 sentences. Which statements are TRUE…

A: Only the statement III is incorrect because the detector response is proportional to their…

Q: A wipe sample of Tc-99m and Cs-137 were counted in the well counter, both recorded 1,000 cpm.…

A: A wipe sample emits radioactive particles that is counted by the particle counter. The efficiency…

Q: Convert a speed of 751 cm/s to units of inches per minute. Also, show the unit analysis by dragging…

Q: Determine the flow rate with its 95% uncertainty given: oit 9vs = CVAP P %3D scfm C = 498.5- =±0.6%…

A: ANSWER : The accuracy of ∆P = 0.2 % of 100 in H2O = 2 in H2O The accuracy of P= 0.4 % of 100 psia =…

Q: A hollow fiber membrane filtration module has a hydraulic permeability of Lp %3D 10-13 m S'Pa The…

Q: State whether the errors in (a)-(d) are random or systematic. If it is systematic, identify if it is…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Total Suspended Solids Dried at 105°C . Preparing clean and dry filter paper: Finalized filter paper…

A: We are given data for the theoretical amount of the suspended solids obtained after drying the…

Q: Consider the following method for the analysis of cocaine (MW 303.35) powder. "Dissolve about 600 mg…

A: Given the mass of cocaine powder weighed = 606.3 mg molarity of HClO3 used = 0.09978 M Volume of…

Q: Match the given parts with the correct function integrator A. holds as the mobile phase detector B.…

A: In the given question, functions of several units of a standard hplc system are clearly discussed.

Q: Time on hotplate (min) 60, 66, 68, 75, 85, 95, Mass of ZnCO3 + Filter paper (g) 3.7123, 2.7035,…

A: Hello. Since the question contains more than three sub-parts, the first three sub-parts shall be…

Q: C. Standardization Weight of vial and KHPH 59.09 Weight after 1st transfer 58.2 Weight after 2nd…

A: Given data,Mass of KHPh in flask 1=0.8gMass of KHPh in flask 2=1.7gMass of KHPh in flask…

Q: In order to calibrate a pipet, you obtain the following data: # of drops mL Trial 1 30 0.72…

A: Given- Trial number Number of drops mL Trial 1 30 0.72 Trial 2 30 0.77 Trial 3 30…

Q: ION EXTRACELLULAR FLUID (mM) IN TRACELLULAR FLUID (mM) Eion AT 37 C K* 5 mM (normal range: 3.5-5)…

A: Given, Ion Extra cellular Fluid (mM) Intra cellular Fluid (mM)…

Q: I got a task in analytical chemistry to calibrate, standardize, verify and validate an analytical…

A: It is said that every location in the world is positioned differently in relation to magnetic…

Q: If some of the analytes were found to be out of range after doing the Quality Control and the…

A: Quality control is designed to detect ,check the actual quantity of analyte before patient's use.…

Q: You have Falcon tubes containing 10 ml and you should add ,that you have in a voltage series, from…

Q: Cefazolin Sodium: 400 milligrams in 100 millimeters normal saline solution Instructions for use:…

A: Cefazolin Sodium: 400 milligrams in 100 millimeters normal saline solution , It is Infuse over 20…

Q: When trying to calculate the Kav for glutamate dehydrogenase I keep getting a negative value using…

A: Glutamate dehydrogenase is an enzyme which has a role in living beings to generate ammonia for urea…

Q: 5) SpectroPhoto meter device for meesuring Sample (2,4,6,81o pPm) at absapant cool,o.020-030.040.05)…

A: The absorbance vs concentration curve is drawn below.

Q: Which statements are TRUE regarding internal standards? I. The response factor is calculated by…

A: Only the statement III is incorrect because the detector response is proportional to their…

Q: A) Three teaspoons of water (approx. 15 ml) were added to one tablet said to contain 300 mg of…

A: Aspirin is a chemical compound also known as Acetylsalicylic acid. It is obtained from salicylic…

Q: alculate the flow rate in ml/hr . order 40meq/l at 10meq/hr in 1000ml in d5w supply 20m

A: Given: Molecule atom of kcl=20 meq/10ml volume of solution is 1000 ml To calculate the flow rate in…

Q: Desk Name Date Lahoratory Instructor Unknown nn, or letter EXPERIMENT REPORT SHEET Gravimetric…

Q: Consider the following method for the analysis of cocaine (MW 303.35) powder. "Dissolve about 600 mg…

A: For acid base titartion: Nacid x Vacid = Nbase x Vbase Since the given acid is monoprotic and there…

Q: Table 1. Room Temperature Raw Data Trial 1 Trial 2 Temperatue ("C) |21.5 °C |21.5 °C |Concentration…

A: During titration the solution of known molarity and volume taken in burette is called titrant. In…

Q: Leaching of Oil from Soybeans in a Single Stage. Repeat Example 12.9-1 for single-stage leaching of…

Q: Concentration of HNO3 Solution 0.4938m Concentration of NaOH Solution 0.0992m Trial 1 Trial 2 1.23g…

A: Formula for standard deviation - SD = ∑x-μ2N were, N = number of sets μ = mean or average X = value…

Q: The tolerance of a Class A 25 mL transfer pipet is +0.03 mL. A student uses an uncalibrated Class A…

Q: describe two ways for preparing 10 mL of 1 M solution from a 10M stock solution in regards to…

A: The concentration of a solution is measured in molarity, that is, number of moles of solute in per…

Q: 2. Determining the Acid Content of Vinegar Trials A В C Volume of Vinegar used (ml) 25.00 diluted to…

Q: The concentration of acetylsalicylic acid in an antipyretic tablet was determined by HPLC using a…

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

Q: Trials A Volume of Vinegar used (ml) 25.00 diluted to 250.00 mL Volume of Aliquot used (ml) 50.00…

A: CH3COOH + NaOH gives CH3COONa + H2O So, 1 mol NaOH neutralises 1 mol of acid.

Q: prepare 1.25 M table sugar (C12H22O11) solution and 1.25 M table salt (NaCl) solution diluted to 1 L…

A: Given:- Design a procedure on how you will prepare 1.25 M table sugar (C12H22O11)solution and 1.25 M…

Q: Standard Solutions for FENCS2* Ion Beer-Lambert Plot mL of 2.00 x 101 M Fe(NO,)3 in 0.10 M HNO, mL…

Q: A calibration curve was created, and the results has been established and showed in the table,…

A: Data for the Calibration curve n 1.55 1.65 1.70 1.80 ??? 1.62 Conc. 10% 15% 25% 35% 22% ???…

Q: Standardization of EDTA Solution Weight of pure CaCO3: 0.2514 g % Purity of CaCO3: 98.0% Total…

A: Molarity of a solution is defined as the number of moles of solute present in one litre of a…

Question

good day maam/sir.. please do help me with this problem because we are going to orally solve virtually later. atleast I will be going to study some lessons related to our oral later at 2pm....

In return I promise to give helpful rating directly promise.

no need for solution. plss

What is the precision of a 100-mL beaker?
100ml
APPROX
80
100ml
60
-40
20
O +5
+ 10
+ 20
What is the precision of a 25-ml graduated cylinder? *
ERK MI
USA
D 20°c 25
20
+ 0.5
+ 1.0
+ 2.0
+ 0.25
2.
+1

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

What is the level of uncertainty in the measurement 0.00035 mg?
What is the density of a solid having a mass of 10.0421g measured using analytical balance and a volume of 15 mL? The uncertainty of the graduated cylinder is ± 0.5 mL. The formula for density is m/v. L1.
If you were pipetting 17.0 mL, what is the percent error in the pipet? I know that Volumetric pipet with 10.0ml has precision of +-.02 and a Volumetric pipet of 20.0 ml has a precision of +- 0.06, but I'm not sure how to use this information to get the answer.
Part D [OH ] = 4.0x10-11 M Express your answer using two decimal places. ? pH = Submit Request Answer Part E [H3O*] = 6.5x10-8 M Express your answer using two decimal places. V ΑΣφ pH %3D Suhmit Request Answer
(51.2 cm^3)(300°K)/273°K =
A group of students have a 1000-mL beaker with graduation markings every 50 mL and a volume error of ±1% and they also have a 1000-mL graduated cylinder with graduation markings every 25 mL and a volume error of ±1%. Whichever lab equipment they chose what would the volume error be when measuring 675 mL? Options: 7.15 6.35 6.85 6.75 6.65 6.95 6.45 6.55 7.05 7.25
The tolerance of a Class A 10 mL transfer pipet is ±0.02 mL. A student uses an uncalibrated Class A transfer pipet to deliver a total of 50 mL of solution. What is the uncertainty in the delivered 50 mL? 士 mL Next, the student calibrates the pipet. The calibrated pipet delivers a mean volume of 9.993 mL with an uncertainty of +0.006 mL. The student then uses the calibrated 10 mL pipet to deliver a total of 49.965 mL of solution. What is the uncertainty in the delivered 49.965 mL? mL How does the uncertainty in the delivered volume using the calibrated pipet compare to the uncertainty in the delivered wolume using the uncalibrated ninet? esc GSearch or type URL %23 & 2 3 4. 6 8 del Q W E R T P A D G J K C V M H command command option
A group of students have a 1000-mL beaker with graduation markings every 50 mL and a volume error of ±1% and they also have a 1000-mL graduated cylinder with graduation markings every 25 mL and a volume error of ±1%. Which piece of equipment can measure 675 mL fairly accurately? Options: neither we would need to purchase a 675-mL piece of glassware if they even make such a thing 1000-mL beaker need more information 1000-mL graduated cylinder both
STANDARDS STD#1 STD#2 STD#3 STD#4 STD#5 1.5- 1.0- 0.5 0.0 Caffeine Aspartame Benzoate 50 100 150 200 250 300 Time (seconds) Diet Coke 1.5 Diet Sodas Coke Zero DietPepsi 1.0- 0.5 - 0.0 Caffeine Aspartame Benzoate 50 100 150 200 250 300 Time (seconds) Based on the given chromatograph, answer the following questions: 1) Which of the diet sodas have the highest concentration of caffeine? Which standard best reflects this concentration? 2) Which of the diet sodas have the lowest concentration of aspartame? Which standard best reflects this concentration? 3) What is the approximate retention time of benzoate? 4) If the classification of the chromatography run is a reverse-phase chromatography, discuss the relative polarities of caffeine, aspartame and benzoate. 5) Given the data of the diet sodas, which one would you recommend to be the healthiest? (You may need to research the functions of caffeine, aspartame and benzoate. Please add references if necessary.) Absorbance Absorbance
Based on the given data, what is the λmax of copper? 0.1 M Copper 300 0.157 325 0.233 350 0.465 375 0.575 400 0.622 425 0.708 450 0.864 475 0.897 500 0.876 525 0.769 550 0.687 575 0.603 600 0.499 625 0.363 650 0.327 675 0.228 700 0.184
Home Insert Draw View A Text Mode Lasso Select Insert Space + 4. When measuring the volume of a liquid, how would sample size (e.g., using a 10 mL graduated cylinder vs. a 100 mL graduated cylinder to measure out 70 mL of a liquid) affect the absolute error and percentage error in the measured values of mass and volume and therefore the density?
1. A graduated cylinder with a least count of ± 0.5 ml is used in a density experiment. The initial water level, before inserting the irregular shaped solid, is 30.0 ml. After inserting the solid, the water level is 34.5 ml. What is the probable error in the volume of the solid? What is the probable percent error in the volume of the solid?