Is this correct or does the true value need the same sig figs as the estimated value? Estimated Value (EV) = 0.987 g/mLTrue Value (TV) = 0.997120 g/mLPercent Error| EV - TV |TVx 100 =| 0.987 - 0.997120 |0.997120x 100| -0.01012 |0.997120x 100 = 1.01 %

Number of significant figures gives an idea on the accuracy of the measured value.

Answered: Is this correct or does the true value…

Science

Chemistry

Is this correct or does the true value need the same sig figs as the estimated value?

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter5: Errors In Chemical Analyses

Section: Chapter Questions

Problem 5.9QAP

See similar textbooks

Related questions

Q: Which of the following statement is true. b. C. Operators containing different independent variables…

A: In the given question three statements are given and it is asked that which one of them is true.…

Q: QUESTION 4 Which of the following reagents converts an alcohol to an alkoxide? OHCI O Mg(OH)2 NaH O…

Q: Draw a Lewis structure for SF4 and answer the following questions based on your drawing. 1. For the…

Q: 6. Titration of Ca²+ and Mg²+ in a 50.00-mL hard water sample required 23.65 mL of 0.01205 M EDTA. A…

A: Given, Volume of hard water = 50.0 mL Volume of EDTA = 23.65 mL Concentration of EDTA = 0.01205 M

Q: gle? galactose 90 angle 120 angle ОН 109.5 angle 180 angle Н CH₂OH Н OH І- I ОН Н O Н lactose CH₂OH…

A: To predict the actual C-O-C bond angle in βglycoside bond, one has to draw the actual conformation…

Q: QUESTION 15 Which best explains the following reaction. OH OH H₂O+ O This reaction works and the…

Q: Catalysts can speed up the rate at which equilibrium is achieved. As a result. the equilibrium…

A: Catalyst is the substance that used to enhance the rate of the reaction. Catalyst doesn't…

Q: How many bonds and lone pairs are in one molecule of hydrazine, N₂H4?

A: Given molecule : Hydrazine, molecular formula = N2H4

Q: What is the IUPAC name for the following compound? Cyclohexanebutane Butylcyclohexane…

A: The structure of the given compound is The IUPAC name of the compound is

Q: Arrange the following ions in order of increasing ionic radius: phosphide ion, chloride ion,…

A: Given, phosphide ion (P3-) chloride ion (Cl-) potassium ion (K+) calcium ion (Ca2+) Arrange the…

Q: HCI is added to the epoxide below. On which carbon (A-D) is CI most likely to add to form the major…

A: We have to predict the major product of the reaction.

Q: 76. What weight of 98.5% KHP (204g/mol) is equivalent to 40mL of 0.1 NaOH?

A: Given: volume of NaOH = 40 ml * ( 1L / 1000mL ) = 0.040 L Normality of NaOH = 0.1 N…

Q: 8. Balance the following equation: NH3(g) + F2(g) → N2F4(g) + HF(g) a. How many moles of each…

Q: Sodium bicarbonate (84g/mol) tablet was dissoved in 200mL of water and consumed 38.2mL of 0.1009N…

A: Given, Sodium bicarbonate was dissolved in 200 mL water 38.2 mL of 0.1009N HCl was consumed.…

Q: calculate the enthalpy change for the following reaction: (3) FeCl₂(s) + Hg(1)→→→ Fe(s) + HgCl₂(s)…

Q: Explain why lithium and sodium are the most similar and the other pairs are not. Match the words in…

Q: Which is true about the solubility of benzoic acid and methyl benzoate? Both are soluble in toluene…

A: A simple way to know which compound dissolve in other compound is the phrase " loke dissolve like".…

Q: A 12.0 L sample of gas at 15˚C and 765 torr is heated to 32˚C and the pressure is increased to 795…

Q: Use a sheet of paper and draw structures for all the isolated, conjugated, and cumulated dienes of…

A: different types of dienes: 1) Isolated dienes: In this the double bond are separated by more than…

Q: Which of the following is not a feature of an anodic coating If pores, breaks or discontinuities…

A: A question based on electrochemical cells that is to be accomplished.

Q: Use the given equivalents, along with dimensional analysis, to convert the given unit to the unit…

Q: Hydrolysis of lipids involves which of the following? Breaking lipids into smaller molecules…

A: Hydrolysis of lipids Hydrolysis is a chemical reaction in which a molecule of water breaks a…

Q: If a sample of an element has a mass of 80.2grams and contains 1. 78moles, what is the elements?

Q: 73. 33.5ml of 0.9998N NaOH was used in the titration of 50ml HCl solution. Calculate the normality.…

A: Given -> Volume of NaOH (V1)= 33.5 ml = 0.0335 L (1 L = 1000 ml) Normality of NaOH (N1) = 0.9998…

Q: 73. 33.5ml of 0.9998N NaOH was used in the titration of 50ml HCI solution. Calculate the normality.

A: We are given : Volume of NaOH (VNaOH )= 33.5 mL Normality of NaOH (NNaOH ) = 0.9998 N Volume of…

Q: PROBLEM 02 Find m, n, k and write the final rate law Reactant A (M) 1.2 1.2 3.6 Reactant B (M) 2.4…

A: The following problem can be solved using initial rate law method as:

Q: 88. The molecular weight of NaOH is 40. How many grams of NaOH pellets are needed to make 500ml of…

A: Normality of solution is defined as number of gram equivalent of solute dissolved per liter of…

Q: Concentrated HCI (36.46g/mol) has a purity of 36.5%w/w and sp.gr. 1.18; approximately how many…

A: Given, 36.5% w/w HCl has a molarity of 11.65M or 11.65N as it is a mono basic acid. We need to…

Q: Consider the tabulated data collected by a student for an unknown metal sample. Use this data to…

Q: Draw the following molecule in a chair conformation. ok

A: Cyclohexane exist in two non-planar forms chair and boat out of these two forms chair form is highly…

Q: Which of the following statements are consistent with Dalton's atomic theory as it was originally…

A: According to Dalton's atomic theory, 1. All elements are made up of atoms. 2. All atoms of an…

Q: In which reaction is carbon reduced? O C₂H₂(g) + H₂(g)→→→→→C₂H4(g) O CO₂(g) + H₂O(1)→→H₂CO3(aq) O…

Q: Complete the balanced chemical equation for the following reaction between a weak base and a strong…

A: Recall the reaction-- NaC2H3O2(aq) + HNO3(aq)→? Complete the balance equation.

Q: Complete the balanced chemical equation for the following reaction between a weak base and a strong…

Q: Which of the following is true? Both the linear and cyclic forms of carbohydrates contain a carbonyl…

Q: 88. The molecular weight of NaOH is 40. How many grams of NaOH pellets are needed to make 500ml of…

A: Normality =Gram equivalent of solute / Volume of the solution (L) No. of gram equivalents= Mass…

Q: Which statement best describes the bond length(s) in the ozone molecule (shown)? The bond length of…

A: The bond length is defined as the distance between two bonding atoms of a molecule. If atoms are…

Q: QUESTION 10 Consider the reaction of the molecule below with a nucleophile (Nu). Where will the…

A: Always nucleophile attack at electrophilic carbon (electron deficient )

Q: A 0.610 mole sample of an element has a mass of 86.0grams . Identify the element and enter its…

A: Given, moles of sample of element = 0.610 mole mass of the element = 86.0 g Identify the element and…

Q: 7. Sodium nitrite was assayed by residual titration with 0.1N potassium permanganate and 0.1 N…

A: The solution is given below -

Q: Predict whether the following reaction will be spontaneous 3Fe2+ Fe(s) 2Fe3+ (aq) EºFe2+/Fe = -0.44…

Q: Potassium permanganate reacts with oxalic acid (H2C2O4) in aqueous sulfuric acid according to the…

A: Here it is given that sulfuric acid is in excess therefore oxalic acid must be the limiting agent .…

Q: What are the spectator ions when FeSO 4(aq) and NaOH(aq) are combined? O Na* and SO4²- O Na* and OH…

A: In a complete ionic equation of a reaction, the ions which do not participate in chemical reactions…

Q: When this equation is balanced with the smallest set of whole numbers, what is the coefficient for…

Q: 4. A liter of gas at a temperature of 25°C and a pressure of 730 mm weighs 1.6 grams. a. What volume…

Q: Without performing a calculation, predict which of the following compounds will have the greatest…

Q: A sample of hydrogen gas was placed in a discharge tube and its spectrum was measured using a high…

Q: An industrial plant processes its waste water through a sedimentation tank that removes hazardous…

Q: 4. Consider the tabulated data collected by a student for an unknown metal sample. Use this data to…

A: Significant figures are those important digits which measures the accuracy of calculation.

Q: Use the References to access important values if needed for this question a. When 71.292 and 66.15…

A: There are rules for addition, substraction, division and multiplication for significant figures. In…

Question

Is this correct or does the true value need the same sig figs as the estimated value?

Estimated Value (EV) = 0.987 g/mL
True Value (TV) = 0.997120 g/mL
Percent Error
| EV - TV |
TV
x 100 =
| 0.987 - 0.997120 |
0.997120
x 100
| -0.01012 |
0.997120
x 100 = 1.01 %

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

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 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

Standard deviation 0.6318 mL, 0.1216 mL, 0.1056 mL, 0.0681 mL, 0.0056 mL Mean-0.18654 mL
1. Calculate the experimental density of a salt solution and the percent error (same as relative error percent) using some or all the data given below. solubility of NaCl salt in water: 0.357 g/mLmass of empty graduated cylinder: 25.19g mass of graduated cylinder + salt solution: 30.47g total volume of salt solution: 4.98 mLtrue density of salt solution: 1.07 g/mL
A method to determine an antibiotic was developed and validated in a pharmaceutical company. The method allows analysis of 100 mg tablets containing 7.5 mg of the antibiotic. According to the validation data, the confidence limits are 7.50 mg± 0.04mg. How many samples will need to be analyzed for an analyst to ensure that the content of the antibiotic in a macerated sample of that drug is 7.50 mg ± 0.03 mg with 95% reliability when analyzing 100 mg of the macerated sample?
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.
confused in this part why is the answer 0.0005666? Therefore, average error/ deviation = d1 + d2 + d33= (0.0006+0.0008+0.0003)3= 0.0005666 ≈ 0.00057 error/ deviation in parts per thousand(ppt) = average error or deviationaverage concentration×1000 = 0.000570.9548×1000 = 0.596 So, the final answer is = 0.9548 M ± 0.596 ppt
Estimated volume of crucible 25.5 mL Measured volume of crucible 30.05 mL Percent error of estimate Volume in: kL cL
Estimate the absolute deviation(or uncertainty) for the results of the following calculations. Round each result so that it contains only significant digits. The numbers in parentheses are absolute standard deviations. Finally, write the answer and its uncertainty.a.) Y= 6.75 (± 0.03) + 0.843(±0.001) - 5.021 (±0.001) = 2.572b.) Y= 19.97(± 0.04) + 0.0030(±0.0001) + 4.29(±0.08) = 24.263c.) Y= 143(± 6) - 64(±3) = 5.9578 x10-21249 (±1) +77 (±8)
(a) Explain the difference between systematic and random errors. State whether the errors in (b)–(e) are random or systematic. (b) A 25-mL transfer pipet consistently delivers 25.031 + 0.009 mL when drained from the mark. (c) A 10-mL buret consistently delivers 1.98 6 0.01 mL when drained from exactly 0 to exactly 2 mL and consistently delivers 2.03 6 0.02 mL when drained from 2 to 4 mL. (d) A 10-mL buret delivered 1.983 9 g of water when drained from exactly 0.00 to 2.00 mL. The next time I delivered water from the 0.00 to the 2.00 mL mark, the delivered mass was 1.990 0 g. (e) Four consecutive 20.0-mL injections of a solution into a chromatograph were made (as in Figure 0-6) and the area of a particular peak was 4 383, 4 410, 4 401, and 4 390 units. (f) A clean funnel that had been in the lab since last semester had a mass of 15.432 9 g. When filled with a solid precipitate and dried thoroughly in the oven at 1108C, the mass was 15.845 6 g. The calculated mass of precipitate was…
1) Report the results of this calculation along with both the percent relative and absolute uncertainties. 417.3 ± 0.4 × 71.8 ± 0.7(647.21 ± 0.2 − 182.3 ± 0.4) Absolute uncertainty:Percent uncertainty:
The pharmacist attempts to weigh 120 mg of codeine sulfate on a balance with a sensitivity requirement of 6 mg. Calculate the maximum potential error in terms of percentage.
4. A student measures the density of an Unknown liquid 3times and obtains an average density of 0.705g/mL with a Standard Deviation of 0.352g/mL. 1.What can you say.If anything about the Precision of the measurements? 2.What can you say if anything about the Accuracy of the average density?
Pls answer the question linked below: https://pasteboard.co/0afMgF1vi1jX.png