Instrumental acs - Study guides, Class notes & Summaries

Instrumental Analysis ACS Exam Final Questions and Answers 100% AccurateInstrumental Analysis ACS Exam Final Questions and Answers 100% AccurateInstrumental Analysis ACS Exam Final Questions and Answers 100% Accurate What is linear range? - ANSWER-Analyte concentration over the response that is proportional to the concentration. When analyzing an unknown where should the concentration of the unknown fall? - ANSWER-Somewhere within the linear range What should you do if the unknown conce...

Instrumental Analysis Final ACS Exam Questions and Answers Instrumental Analysis Final ACS Exam Questions and Answers Instrumental Analysis Final ACS Exam Questions and Answers Know the different types of cuvettes (plastic and quartz) and when they are used - ANSWER--cuvettes are usually made of plastic, glass and quartz -plastic and glass are cheaper than quartz -for light sources >280 nm = plastic -for light sources >320 nm = glass -for light sources <320 nm = quartz K...

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Instrumental Analysis ACS Exam Questions and Answers 100% CorrectInstrumental Analysis ACS Exam Questions and Answers 100% CorrectInstrumental Analysis ACS Exam Questions and Answers 100% CorrectInstrumental Analysis ACS Exam Questions and Answers 100% Correct How to calculate signal to noise - ANSWER-S/N = mean/STDEV -inverse of RSD -STDEV: 5 (#STDEV gaussian curve) -STDEV: peak-to-peak noise/5 S/N relationships - ANSWER--increase S/N, increase run time -decrease noise, increase S/N ...

Instrumental Analysis ACS Final with Verified Questions and Answers (Graded A)Instrumental Analysis ACS Final with Verified Questions and Answers (Graded A)Instrumental Analysis ACS Final with Verified Questions and Answers (Graded A) How do you calculate linear range? - ANSWER-Analyte concentration over which response is proportional to the concentration When you analyze, you always need to make sure that your sample/unknown concentration is within the ________________. - ANSWER-Linear rang...

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Instrumental Analysis ACS with Complete Questions and Answers 100% VerifiedInstrumental Analysis ACS with Complete Questions and Answers 100% VerifiedInstrumental Analysis ACS with Complete Questions and Answers 100% Verified What does sensitivity mean? - ANSWER-discriminate between small differences in concentration What does selectivity mean? - ANSWER-degree which method is free from interference of other species What does detection limit mean? - ANSWER-min. concentration/ mass of analy...

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Instrumental Analysis ACS Final Prep Exam Questions With Correct Answers what are the difference between calibration sensitivity and analytical sensitivity - answercalibration sensitivity is the slope of a calibration curve at the concentration of interest while analytical sensitivity is a response to the noise ratio how to calculate calibration sensitivity - answery=mx+b (m is the calibration sensitivity) graph concentration vs mean analytical signal how to find the analytical sensitivit...