Which separation technique could be used to separate a mixture based on differnces in boiling point. O filtration O distillation O chromatography

Q: The following is a standard solution of phosphorus (P) data measured by a spectrophotometer. ppm P…

A: The absorbance v/s concentration in ppm data given is, Given: Mass of Na2HPO4 sample = 2.1 g.…

Q: Which technique separates components of amixture with different boiling points? A. filtration…

A: Distillation is the process which is used to carry separation of a mixture of the component with…

Q: Consider the following chromatogram.     The early eluting peaks and later eluting peaks exhibit…

A: Students will most likely not think of solutions on their own. Remind them of variables that…

Q: Mass Spectrum 100 - 80 - 60- 40 20- 10 20 30 50 60 70 m/z Relative Intensity

A: Note : Propyl acetate will give m/z = 43 corresponds to acetyl cation.

Q: Calculate the average density (3 s.f.) in (g/mL) of her unknown solid. Average density (g/mL) = %3D

A: Formula to calculate density :    Density= mass/Volume

Q: All of the following increase the width of a confidence interval BUT? Increased variability…

A: A multiple choice question based on general chemistry, which is to be accomplished.

Q: chromatography

A: chromatography is a process in which the mixture is separated.  In this process we dissolve the…

Q: Кы(еxperiment)

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

A: Accuracy is used to determine whether given results is close to true value and it is free from…

Q: In a simple set-up, a mixture is heated and the component with the lower boiling point vaporizes…

A: Chromatography is the laboratory technique for the separation and isolation of a variety of samples…

Q: Which of the following is paper chromatography NOT useful for? a) Determine the identity of a…

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Q: The image below illustrate the complete separation. True or False?

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Q: HSO3 + I03 SO42- + I2 ving → Mn2+ + SO42- Mn04 + SO2 g CIO3 + N2H4 → Cl· + NO.

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Q: Group

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

Q: Silver nitrate can be purchased as high purity grade and does not require to undergo standardization…

A: The secondary standard solutions are used in the companies which prepare regents, laboratory kits,…

Q: Other things being equal, the margin of error of a confidence interval increases as A the confidence…

A: The margin of error, also known as the confidence interval, indicates how closely your survey…

Q: hich type of distillation is suitable for "less drastic conditions"?

A: Distillation  It is a separation technique that can be used to either increase the concentration of…

Q: Why are the proper use and care of microscope very important in microscopy

A: Answer - Microscopy - Microscopy is the technical field of using microscopes to view objects and…

Q: 2CH31 H20 2H20 2NANH2 X4 X3 H*, Hg2* X2 1) СаС2 X1

A: NaNH2 works in a reaction as a base .That means it abstracts acidic hydrogen . The reaction of…

Q: Kekulé structure Line segment structure Kekulé structure Line segment structure H3C CH: H H Kekulé…

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Q: 1) NaOCH3 / HOСH OCH3 2) H30 H20 1) (CHз)2CuLi 2) H30©/ H20 (pH = 7) %3D

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Q: 7. What experimental factors are assumed to be constant in this experiment?

A: (7) Consider the ideal gas equation is as follows;      PV = nRT…

Q: 2Ag*(aq) + Zn(s) → 2Ag (s) Zn2*(aq) CLEAR ALL

A: As we know,  oxidation is takes place at anode while reduction is takes place at cathode.  Higher…

Q: Gas Chromatography can have which of the following stationery phases and/or mobile phases: O A…

A: In gas chromatography there are two phases , stationary phase and mobile phase .  Mobile phase is…

Q: Describe the role played by the electron gun and the electric field in the mass spectrometer.  State…

A: Mass spectrometry It is the instrumental method for the analysis of a compound's molecular weight.…

Q: What is the pKa for each compound?

A: To find the pKa we have the formula as: pKa = -logKa

Q: After creating her standard curve for absorption versus the concentration (M) of FD&C Red 40 and…

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

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Q: Si(t-Bu)Ph2 Ph (c) EtO TICI (1 equiv) EtO Si(t-Bu)Ph2 Ph CH2CI2

A: Addition reactions take place across the double bond.

Q: 140 130 120 110 100 NaNO3 90 80 3 70 60 NH&CI KCI NaCI 50 40 30 20 10 KCIO3 -Ce2(SOa)3 O 10 20 30 40…

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Q: A student performed chromatography on a mixture of benzoic acid (C₂H5CO₂H), acetophenone…

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Q: Can paper chromatographt be used to separate and identify very volatile substances? Explain.

A: Paper chromatography is a technique used to separate components based on the differential migration…

Q: Cl C1- Select compound and X 4 50 ₂t X 41- NO₂ 2 503 NO₂ |C₁- NO₂ HEOS NO₂ HEOS

A: Two different steps are used with reagents W and Y to form the final product, which is a…

Q: O : Ca O : Ca: Ca2+ + .. Ca2* + 21::| Ca2+ + 2| :1: | Ca Ca2+ + 11

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Q: In centrifugation chromatography (Ka), the main criterion is the division of the species in the…

A: Centrifuge works based primarily on the sedimentation principle that states that centripetal…

Q: 5. What would be the effect of the following errors in chromatographic work? a. The solvent level in…

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Q: 965,00dm-1 1089.3 cm-1 903.48cm- 1030.21cm-1 1375.12cm-1 3063 273.67cm-1 1604.77cm 291.67cm-1 3027.…

A: IR region  Above 1100 cm-1 to 4000 cm-1 streching frequency are observed. Below 1100 cm-1 bending…

Q: + Ca Mg + Ca2 - 2Fe"(aq) - Ni(s)+ 2Fc"(aq) BK' Au + 3K CH- Cu+ + H2

A: Chemical reaction which has positive cell potential will occur Spontaneous.  According to…

Q: ns) You use paper chromatography to separate the following two molecules. The stationary phase is…

A: In the question, hexane coated silica means that the stationary phase is non polar.

Q: Describe a chromatogram and explain what type of information it contains.

A: Chemistry is a vast field of science. It involves dealing with various elements and their compounds…

Q: 48400 mL – 138.1 mL =                  3400.mg + 25.5g + 35.467g =    in correct sig figs.

A: 48400 ml - 138.1 ml = ?  3400 mg + 25.5 g + 35.467 g = ?

Q: what is chromatography?

A: Chromatography is a method which helps to separate and analyze mixtures of compounds.

Q: True or False? Why? In ion chromatography a single column containing ion exchange resin allows…

A: Now a days ion exchange chromatograpy is one of the best tool used in various field of science for…

Q: What will happen to the sample size if the percentage error becomes lower e.g. 5% instead of 10%?…

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

Q: 2. A mixture of painting pigments is separated into two components (A and B) using paper…

A: Paper chromatography is the chromatography based on liquid-liquid partition chromatography. It…

Q: ) In the rcaction 35nutcaq)t 2 cres) →2cst caq) t 35n2tcaq). the total number cf electrans exchanged…

A: There are two steps to solve this question -  Step 1 - write two half equations  Step 2 - balance…

Q: 4Find the standard ant of formatian E he Gelleowing data Wat etlylene

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Q: gravity filtration

A: Gravity filtration – Gravity filtration is a method in which most of the work is dependent on…