8)200cm3→ dm3 9)3.5 x 105 ng → mg 0)8.43 x 1012 mg Gg

Q: Why is gradient elution used

A: In this elution process, mobile phase strength is changed during the separation process.

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A: The Plot is drawn in the Microsoft office Excel and it is follows.

Q: The performance of the supercritical fluid chromatography could be improved by all of the above a O…

A: Supercritical fluid chromatography is an analytical technique for separation and identification of…

Q: tD Page view A Read aloud V Draw Highlight O Erase Certainty (marked on the ruler) and one uncertain…

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A: ✓Pipetting at a constant temperature can improve accuracy by up to 5 %. Allow time for equilibration…

Q: None

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Q: show calculation setups and answers for the following problem:  convert 15 nm into km

A: Given,15 nm.

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A: Instrumental errror is a type of error that occurs due to the poor calibration or inaccuracy of…

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A: Given a discrete time series with a sampling frequency fs.

Q: When are the Computational Methods used?

A: Computational Chemistry is a branch of chemistry which uses the method of computer simulation to…

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A: In an Ostwald viscometer the measured distance the liquid travels, L, will be always a constant; the…

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A: Reproducibility may be referred as reliability or degree of stability as per data when repeated…

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A:

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A: Quantitative analysis (QA) is a technique that uses mathematical and statistical measurement, and…

Q: What do you understand by Isocratic and Gradient elution?

A: Isocratic Elution : In the light of chromatography isocratic   elution means that the composition of…

Q: Is standardization against primary standard required for controlled potential coulometry ?

A: Controlled potential coulometry, as the name suggests, is a coulometry method that measures the…

Q: What is the difference between isocratic and gradient elution?

A:

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

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A: Yes, absorbance greater than 1 is possible, it's not an error. It just means your solution is too…

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A: Mass, volume, density etc. are the physical properties of a matter.

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A:

Q: Time Detector signal

A: Known Base line width of A = 2 sec. Retention time t3 = 20 seconds.

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A: Given data:To determine:Coefficient of Variance (CV) of the data