What is the correct ratio of sample to KBr? O 1) 1:10 ratio O 2) 1:50 ratio 3) 1:2 ratin

Q: C3H7OH ), known as rubbing alcohol, is ________ amu (rounded to one decimal place). Group of answer…

A: Molar mass of the compound can be calculated by multiplying atomic mass of each atom in the molecule…

Q: 100 73 a. A 80 60 40 57 20 uli 90 100 10 20 30 40 50 60 70 80 miz 100 100 b. 45 59 C. В C 80 80 60…

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Q: Dosage (mg/L) 1 2 Residual Cl₂ (mg/L) 0.2 0.45 3 1.05 لله 4 2.75 5 4.5 6 5.15 7 6.03

A: In the given problem we need to determine the break point dose of chlorine.

Q: With correct sig figs

A: With correct significant figures(up to five sig figs) the solution of above question…

Q: Select one: a. 1s? 252 2p6 3s? 3p 3d6 b. 1s 252 2p5 3s? 3p6 4s23d6 C. 1s? 25? 2p5 3s? 3p63s2 3d1 d.…

A: Electronic configuration of Fe2+ : ?

Q: nat volume of pure O2 (g) C125

A:

Q: 1. DMF, 77-82 C 81% 2. NH,NH H,O ethanol / refux 30 min CH CHs NH2 3. 5% HCI; 84%

A:

Q: 184.5 m ÷ 0.31 s S mol 0.9 L X 27. L |mol 2 3 cm × 0.30 cm = cm

A: Significant figures are the meaningful digits in a quantity. Any non-zero digit is a significant…

Q: els Part IV: Iron content ofan unknown well water sample 34 lowo Unknown Well Water Code Unknown…

A:

Q: Please make sure that the answer you send me is 100% correct thank you 

A: The details solution for this is provided below in attach image.

Q: please create a flow chart using my reactions above I posted an example of what it should look like:…

A:

Q: AHrxn1 Trial 1 Trial 2 90.00 ml 90.00 M 0.boy 9.869(calculated) Volume of 3.0 M HCI Mass of Mg° Mass…

A: Given: To find out the mass of HCl calculated.

Q: n-BuLi (1 еqv) A

A: An organometallic reagent, n-butyl lithium is widely used in the organic synthesis as a strong base…

Q: Group

A: Dear student I have given answer to your question in the image format.

Q: olo Data PbCl2 1.70x10-5 PBCO3 7.40x10-14 PbCrO4 2.00x10-14 PBF2 3.3x10-8 PbI2 9.8×10-9 Pb(IO3)2…

A:

Q: Biuret Test Reagent’s Composition   Observations:   Inferences: What is the principle behind this…

A:

Q: the percent sugar for both label and graph are correct and if the percent error is correct as well.

A: a)Formulas:Density(g/ml)=massvolume(ml)Mass(g)= Density(g/ml)×volume(ml)Percent error:-  the…

Q: sp sp? sp3 sp3 109.5° H H 109.5° 120° 180° Submit Previous Answers Request Answer X Incorrect; Try…

A: Given,

Q: Sample 1 Sample 2 Sample 3 Sample 4 Sample 5 Unknown final buret reading (mL) 26.33 30.29 33.21…

A: Volume dispensed = Final burette reading - initial burette reading  Using dilution law- M1V1 = M2V2…

Q: How can you prepare 500 ml of 0.1M HCI, if the percentage is 35%, and density = 1.18g/ml,…

A: Mass percentage or percentage by weight is one of the concentration terms that indicates the mass of…

Q: Exper. # 1 2 3 4 5 2H: (g) +2NO (g) → N: (g) + 2H₂O (g) [NO] mol/L [H.] mol/L 0.0010 0.0040 0.0020…

A:

Q: Table 3 Burette Reading (NaOH) Initial Final Trial reading reading Δν Added Volume: AV (V1) (V2) 1 O…

A: Trial 1 Initial reading on burette V1 = 0 mL Final reading on burette V2 = 16.2 mL Change in volume…

Q: Rank the boxes above in order from least dense to most dense. Drag the image to place it in the…

A: with increase in the number of the molecule inside the box or with decrease in the intermolecular…

Q: Which practice is NOT used to gauge accuracy? raw data and results from calibration checks B.…

A: Correct option is (e) sample rejection .

Q: Please let me know which 2 answers are correct, an explanation including evidence

A: Picture models of a solid, a liquid and a gas.

Q: Multiple Choice 41 52 0.49 5.8 x 10-3 4.6 x 10-3

A: Given,  Kp = 0.49 Temperature = 1024 °c = 1297 K R = 0.0821 atm-L/mol-K □ng =change in gaseous moles…

Q: Which of the following is used as a carrier gas in gas chromatography? A) Helium Carbon dioxide…

A:

Q: How sample can be introduced into mass spectrometer and which method is more suitable.

A: We have to find the how samole can be introduced into mass spectrometer. Solution : In Mass…

Q: RELATIVE ABUNDANCE 100 2.2 Unknown 2.2 Rel.- abund. m/z. 94 100. 95 1.1 96 96. 97 1.1 100

A: A question based on mass spectra that is to be accomplished.

Q: What is the answer to the following calculation, to the correct number of sig figs?…

A: What is the answer to the following calculation, to the correct number of sig figs?

Q: Peak area proportional to mass or concentration of the individual components of the sample injected.…

A:

Q: Peak area proportional to mass or concentration of the individual components of the sample injected.…

A: The area under the peak is a function of that compound's concentration in the sample.

Q: Identify two (2) possible errors during weighing a sample.

A: Weighing balance is the key instrument used in any chemistry laboratory. Slightly handling issue of…

Q: 11. CH;OH, OH OH dry HCI CH3 OCH3 EFG GFE GFE EFG

A: The mechanism is as follows:

Q: Part 2: mL Citric Acid Part 3: mL Citric Acid Part 2: pH Part 3: pH Part 3: Color Added Added meeum…

A: The equivalence point, the point at which the amount of titrant is chemically equivalent to amount…

Q: Br 1) NaCN, DMSO 2) excess LАН 3) Н20

A: We have given the organic reaction and we have to find the major product of the reaction.

Q: 1.) LIAIH(OBu)3 2) ( Pn)p. CH2 a) b.) 1.) c) 2) 2) 2) d) 1.) e) 1.) win H. 2) R"abbreviatian for…

A:

Q: LESSON C ONCEPT Another method of separating mixtures is sieving. It is a simple technique for…

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

Q: How do you analyze a sample in “weight basis” or as received basis”?

A: There are many spectroscopy techniques to analyse the sample 'weight basis ' or as received basis

Q: The aspirin we made in lab gad 125-133 melting point and I attached the IR. Base on this…

A: The structure of aspirin is: It has the following major peaks in IR spectrum: vOH = 3100-3300 cm-1…

Q: Assignment Score: 48.5% C Give Up? Q Hint Resources Check Answer Question 6 of 50 Attempt 2 CH3 H.…

A: The sharing of electrons in any covalent bond is not completely equal. The relatively more…

Q: Brand of vinegar or unknown no. Colauita White Wine Trial 1 112 2803 Trial 2 Trial 1 Trial 2…

A: Given: mass of vinegar, moles of NaOH are in above table. molar mass of CH3COOH = 60.052 g/mol

Q: 1- 50 g 2-5g 3-5000g 4- 500g Clear selection /hich of the following does not obey the et rule?

A: 5) force= mg   Use this formula to get the answer

Q: Mixture Components: . . (1) ArCOOH, benzoic acid (2) ArOH, 2-naphthol... (3) Arc1, p-dichlorobenzene…

A:

Q: Trial 3: Final buret reading (mL) Buret reading 36 37 38 39

A: what is the reading of this buret?

Q: Multiple Choice 65.39 amu 1.09 x 10-22 g 1.661 x 10-24g 65.39 g 3.94 x 1025

A: Mass of 1 mole of Zn = atomic mass of Zn  1 mole of Zn atoms = Avagadro number = 6.022 x 1023…

Q: 1. a) calculate % by mass of naphthalene, 3-nitroaniline and benzoic acid in original sample 1. b)…

A: 1)a. The molecular mass of naphthalene = 128.17 gm/mol The molecular mass of 3-nitro aniline =…

Q: Questions 13 through 16 pertain the following medication order. PHARMACY STOCK Calcium chloride 13.6…

A: Since you have asked multiple questions ,we will solve the first question for you .If you want any…

Q: mass of unknown crude for acid and neutral is 0.03 grams mass of unknown recrystallized for acid and…

A: Solution:  Here we have binary mixture of unknown acid and neutral compound. This mixture is exactly…

Q: 0.25M HCl (500 mL) will be prepared from 37.2%(w/w) with density 1.19 g/mL

A: Density of intial Hcl solution = 1.19 g/mL Concentration of intial HCl sol. = 37.2% Final conc. Of…

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.