Answered: The Part A response was correct however…

The Part A response was correct however the part B response was not. I entered 29.942% and was marked incorrectly. Thank you

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: A 106.2 mL sample of 0.100 M methylamine ( CH3NH2; Kb = 3.7 x 10-4) is titrated with 0.235 M HNO3.…

Q: Please answer the rest. they are very short answers. Thank you so much. final answ is enough. need…

A: Cis-trans isomers are alkenes with same chemical formula but different arrangement of atoms around…

Q: A solution is prepared by diluting 2.81 mL of the blue dye stock solution to 25.00 mL. The measured…

A: The data given is, Given: Volume of blue dye used = 2.81 mL. And the volume of final solution =…

Q: What is the unit of measurment for the answer 1000/4.184

A: Amount in KJ = 23.4 KJ 23.4 KJ in calories = ? Note : From the given question's answer (1000 /…

Q: reagent to complete each reaction. Ignore inorganic byproducts. ++ ye ⠀⠀ U 31. Select to Draw 80 HCI…

A: Alkynes undergo addition reactions when treated with Cl2 or HCl or Br2.

Q: 9-20. Calculate the fraction of association (a) for 1.00×10-1, 1.00× 10-2, and 1.00×10-12 M sodium…

A: Sodium acetate: CH3COONa+H2O↔HA+NaOHDissociatinng strong components into their…

Q: Consider the following SAS data and formula. Volume of sample at $1%: 50.2 ml 51% = 55% 52% = 70%…

A: volume of SAS needed can be calculated using given formula. Volume of SAS =[ [(volume of sample at…

Q: 2.Based on the data, calculate the mean value of the mass of 15 mL of ethanol. Calculate the average…

A: Formula :- Mean = sum of all value / n Where n is number of values

Q: I have trouble finding the answer and would really appreciate some help, pls explain and make sure…

A: ΔHrxn=−890.5kJ/molExplanation:Given:…

Q: The gold content of an ore is being measured. The results of these analyses are: Content (ppt)…

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

Q: What is the relationship between the solubility product constant and the molar solubility for the…

A: We have to find out the relationship between the solubility product and solubility in the given…

Q: from highest to lowest, 4 being the lowest. use 1-4 for the answers please

A: We have to rank the following substances according to their boiling point in decreasing order of…

Q: Write reaction showing how each of the buffers would neutralize added NaOH. HCHO2 and NaCHO2 Express…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base . it…

Q: The correct answer was 0.04, but thanks sm!

Q: A chemistry graduate student is studying the rate of this reaction: NH,OH(aq) →NH, (aq)+H,O(aq) She…

A: In the given question, data for the reaction is given and we have to find rate law and rate…

Q: Cytochromes are iron-heme proteins in which a porphyrin ring is coordinated through its central…

Q: 15. (The following problem is an actual incident) A state pharmacy inspector came to a pharmacy to…

A: Let's consider 500 mg erythromycin (MW = 733.93 g/mol) The actual formulation is 500 mg erythromycin…

Q: Using a 25mL pipette, you prepare a standard solution by pipetting 25.00mL of the standard iron…

A: All measurements contain 3 parts , that is -The measurement The uncertaintyThe unit The uncertainty…

Q: At 850°C, CaCO3 (calcite) undergoes substantial decomposition to yield CaO and CO2. Assuming that…

A: Given:Calculate The change in enthalpy during a chemical reaction or physical process. Enthalpy is a…

Q: I am supposed to calculate Average absolute deviation (%). I am not sure if 7.16 is the final…

Q: If 2.0 x 104 moles of S20- in 50 mL solution is consumed in 3 minutes and 17 seconds, what is the…

A: Rate of reaction is equal to the change in concentration of reactant or product with respect to…

Q: Determine the molar solubility (S) of Ag,CO, in a buffered solution with a pH of 4.689 using the…

A: The maximum concentration of carbonate ion (CO32-) that can stay in dissolved form is;…

Q: Q3: In a chromatographic analysis, a solution was prepared with 0.0837 M Octane (A) and 0.0666 M…

A: In the given question we have to calculate the concentration of octane in unknown sample.

Q: one < AA A session.masteringchemistry.com "roblem Set #9 (Ch 19) ercise 19.64 - Enhanced - with…

A: equilibrium constant at 25 degree

Q: The reaction below is carried out at a different temperature at which Kc = 0.055. This time,…

A: Answer:For any given reaction, value of equilibrium constant KC is equal to the ratio of molar…

Q: A student wanted to determine the moisture content of a solid sample using gravimetric methods…

A: Moisture content is the amount of water present in a sample. Gravimetric analysis gives a…

Q: Analysis was run on samples from a known CRM with 8.85% Fe. The following results for %Fe were…

A: 1)The null and alternate hypothesis are: H0= (the analysis is accurate ) H1= (the analysis is not…

Q: In a college of exactly 2600 students, exactly 70 % are male. What is the number of female students?

Q: Calculate the mean and 90% confidence interval for the data set. Report your answer with the correct…

A: Given values are 8.0720, 8.0580, 8.0710, 8.0750, 8.0600, 8.0550. we need to find the mean and 90%…

Q: 1. Calculate the experimental density of a salt solution and the percent error (same as relative…

A: The experimental density of a salt solution is to be calculated. The percent error is to be…

Q: Calculate the mean and 90% confidence interval for the data set. Sample Value 8.0626 8.0650 3 8.0583…

Q: 2.A student is trying to determine the volume of a flask and compare it to the known volume. After…

Q: 10) The following results were obtained in an analysis of iron content in an ore sample. The results…

Q: Make a dilution series to get to 1:100. Start with making 1:10 dilution by adding 1mL of sample and…

A: Suppose we have 2 test tubes, Tube 1 and Tube 2 each containing 9 ml of diluent. Add 1 ml of stock…

Q: Sample Method A Si wt% Method B Si wt% 1 11.570 11.510 15.380 15.350 17.950 17.900 4. 22.840 22.820…

Concept explainers

Analytical Tools

Analytical tools or analysis tools help one to get into a conclusion or results from the data collected. Analytical tools can be applied for simple data sets and also in the case of big data analytics.

Question

The Part A response was correct however the part B response was not. I entered 29.942% and was marked incorrectly. Thank you

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1: Formulate the change of density with respect to density at STP

VIEW

Step 2: Compare the density with the density at STP

VIEW

Solution

VIEW

Step by step

Solved in 3 steps with 5 images

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

Please answer.
Please solve only 1b in 30 minute please
10) The following results were obtained in an analysis of iron content in an ore sample. The results reported as % Fe for each analysis, were as follow: Samples no. 1 3 4 5 6 % Fe 20.10 20.50 18.65 19.25 19.40 19.99 i. Calculate the mean and median from the set of the data above ii. If the true value of %Fe is 19.65 %, calculate the value for absolute error and percentage relative error for sample no. 3 Using Q-test, justify whether an of the data must be rejected at 95 % ii. confidence level iv. Calculate the standard deviation and relative standard deviation of the data.
Calculate the mean and 90% confidence interval for the data set. Report your answer with the correct number of significant figures. mean: I+ ± Sample 1 2 3 4 5 6 Value 8.0720 8.0580 8.0710 8.0750 8.0600 8.0550
2.A student is trying to determine the volume of a flask and compare it to the known volume. After performing the measurements 10 times, the student calculates an RSD of 2 ppt, with a percent error of 24%. Which of the following statements about the results are correct? A. The line fits the points on the calibration curve well. B. The results are precise and accurate. C. The results are accurate, but not precise. D. The results are precise, but not accurate. E The results are neither accurate nor precise.
What is the unit of measurment for the answer 1000/4.184
please help me find the _________parts thank you
Consider the following SAS data and formula. Volume of sample at $1%: 50.2 ml 51% = 55% 52% = 70% Volume of SAS = [(volume of sample at S1%) (S2% - S1%)] / 100 [(1-(S2% / 100)] Calculate the volume of SAS needed for this experiment given this information.
A common alkyne starting material is shown below. Predict the major product or missing reagent to complete each reaction. Ignore inorganic byproducts. + esc CI CI ! F1 143,176 @ F2 # 3 31, 80 F3 Select to Draw HCI (1 equiv) DEC 6 $ 4 Q F4 % 5 tv NA 9 F5 A 6 C F6 & 7 A B с D F7 * 8 F8 Cla (1 equiv) Cla (2 equiv) HCI (excess) NaCl (2 equiv) THF Done 9 F9 - . F10 0 F11 27 F12
please answer c
Q 1 thank you!
Part A If 2.0 x 10-4 moles of S20 in 50 mL solution is consumed in 3 minutes and 17 seconds, what is the rate of consumption of S20 ? Express the rate in mol per liter-second to two significant digits. M 2.128 10 Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining < Return to Assignment Provide Feedback