Repeatness is very important used to I a) Increase the error. b) Decrease the error. c) Minimize the quality of the results. d) All of the above are correct.

Q: Chenustry II CHiM4.001 O https://blackboard.liu.edu/webapps/assessment/take/take.jsp?course…

A: Alcohols can be defined as the otganic compoud in which carbon atom is attached to hydroxyl group.

Q: Dimensional Analysis Worksheet

A: →1 week =7 days     and 1 day =24hours→1g=106Mg  and 1g=103mg→1L=103mL→1 Km=103m→1…

Q: The data system; controls all modules of the HPLC instrument; takes signal from the detector and…

A: Ans: Computer

Q: But you didn't make use of the data given. We're supposed to use the data to find the answer.

A: Heat of combustion: It is defined as the amount of heat released when one mole of a given compound…

Q: UPVOTE WILL BE GIVEN! PLEASE ANSWER ALL. THANK YOU! ANSWER IN 3 DECIMAL PLACES. CHEMISTRY! NO LONG…

A: pH of a solution determine acidity or basicity of a solution

Q: 2. Propose three types of procedural error that may impact the results that were experimentally…

A: Answer. Errors generally occur while conducting experiments which can effect our results but with…

Q: For the numbers 116.0, 97.9, 114.2, 106.8 and 108.3, find the range and 90% confidence interval for…

A:

Q: As used in the definition of a sampling distribution, "all possible random samples refers to

A: The sample distribution involves the usage of statistical methods in the probability distribution of…

Q: The results + standard deviation (number of samples) are given in the following table:

A: The two methods are: • chromatography •spectrophotometry

Q: Give two examples of random errors. Please do not give what is already given in the example. Thank…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: what is the inverse lever rule

A: lever rule  is used to determine the fractions of liquid and solid phases between the liquidus and…

Q: Francis A. Santos Which of the following is not a way of expressing data reliability: A Statistical…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: Make sure I can see subscript

A: The balanced molecular reaction given is, => Pb(ClO4)2 (aq) + K2S (aq) --------> PbS (s) + 2…

Q: Second-degree Equation  Step 1. Copy the given table on your graphing paper, after your student…

A:

Q: One of the applications of analytical chemistry in the field of medicine and allied health is the…

A: Analytical tools such as LC-MS is used to determine the metabolic pathways and quantification of the…

Q: Answer in General Chemistry Qu X…

A: Given, Mass of water = 5.48g. The balanced equation between the water and carbon dioxide forming…

Q: if a researcher includes a plateau of data points when fitting a linear trendline, what impact can…

A: Answer. Regression analysis is a technical measurement used to analyse linear regression. It…

Q: How to obtain the relative error with a set of data points

A: For a set of data points, relative error is obtained by dividing the mean absolute error by the mean…

Q: use the following data to create a scatter graph with smooth lines and markers to connect and…

A: Given information is,

Q: SEP Define a Problem Grades on tests can also be thought of as a success statistic. How would you…

A:

Q: The scatter of replicate measurements may be expressed by:

A: The scatter of values obtained from repeated measurements is characterized by standard deviation.…

Q: Give two examples of the offset errors

A: Offset error arises due to the initial point is not calibrated to zero.

Q: Hydrometer consists of a bulb attached to a stalk of constant cross-sectional area.

A: Hydrometer is used to measure density of a liquid . This device consists of a sealed, long-necked…

Q: Time required to elute substance Z when N = 1000 = when N = 2000 The two quantities cannot be…

A: Given,       Time required to elute a substance Z     When  N = 1000   and N = 2000   Required,…

Q: 1. Problem In analytical chemistry accuracy describes: (a) How wide is data spread (b) How close to…

A:

Q: Please answer b,c,d parts

A: The electron configuration of an atom or element describes how electrons are distributed in their…

Q: need

A: First Calculate the mass of Al :  Mass of Al = Density • volume  Mass of Al = 2.70gcm-3 • 13.2cm3…

Q: We use control charts to monitor a. random variation. b. assignable variation с. natural variation

A:

Q: Graph the data below to determine the appropiate regression. Use your regression equation to…

A:

Q: Distinguish between data and results.

A: When an experiment or research is being performed, the data and the experimental results are…

Q: variance

A: If the standard deviation for a experimental data is D  then variance for that experimental data…

Q: Given the following data for a screen analysis, calculate the mass fraction, average particle size,…

A: Solutions- Given data- Total sample size =1721 gm.

Q: (b)

A: Since you have posted multiple questions, we can only answer the last one as mentioned by you.

Q: this

A: According to the question, protein increases its distance from the rotation axis from 7.6 to 9.8 cm…

Q: explain why data analysis is important to validate results

A: When we perform an experiment in chemistry. We obtain practical data carried out in order to find…

Q: Using the data given below, determine the relationship between Sstd and Cstd using an unweighted…

A:

Q: Which of the following is not a way of expressing data reliability:

A: Data reliability is related to the accuracy and completeness of values measured. In case of an…

Q: Human error can contribute to a false end point. O True O False

A: Yes Human error can contribute  the false end point. Given Statement is true. Example  Because  If…

Q: Make the correction:

A: Calculated pH for NaOH solution is very fine and very correct hence their is no need of…

Q: What is compensation depth?

A:

Q: Based on the performance and validation methods, e

A: You have mentioned to solve the first, second and third part of my question, so I have solved this…

Q: Do expect to get similar data from visual and VS/Avis data collection? Explain

A: A question based on UV and visible spectrum that is to be accomplished.

Q: A system will be error free if we remove all systematic error. A True B False

A: Given question is :  A system will be error free if we remove all systematic error.  Whether the…

Q: Show ALL calculations pls. Don't reject if you dont know how to answer I need this.  a. What are…

A: In this titration, soda ash is undergoing titration using two different indicators to indicate the…

Q: the Thermo Fisher application

A: In this question we have to choose correct option with reasonable explanation.

Q: 1. Problem In analytical chemistry accuracy describes: (a) How close to each other are data values…

A: 1. In analytical chemistry accuracy describes: (d) How close to the real value are data values in…

Q: at Error d)

A:

Q: What is the control variable, independent variable, dependent variable for the filtration process.

A: The measurable quantity is called variable in the lab experiments. This includes the reactions which…