Measurement of absorbance - Study guides, Class notes & Summaries

Microscope - A device used to see tiny organisms, used for research and counting. Spectrophotometer - A device that passes light through a substance in order to assess the absorption and transmittance. Absorbance - Measurement of the amount of light captured by the dissolved or suspended material. Transmittance - The fraction of incident light at a specified wavelength that passes through a sample. investigated - The questions that are asked in science should be able to be _______. Hypot...

DLM(ASCP) EXAM 2024 UPDATE ACTUAL EXAM QUESTIONS AND CORRECT ANSWER S ALREADY GRADED A+1) What condition is MOST frequently associated with anti-I? - ANSWER>>Cold agglutinin disease 2) The formation of germ tubes after 2 hours of incubation in plasma at 35° C leads to the presumptive identification what yeast? - ANSWER>>Candida albicans 3) What is the MOST likely cause of a patient who developed a severe hemolytic episode after taking anti-malarial drugs, and red cell incl...

ppm - (grams analyte/grams sample)x10^6 Molarity - moles analyte/liter of solution Volume Percent - (volume solute/volume soution)x100 Volume ppm - (volume solute/volume solution)x10^6 kilo- - 10^3 deci- - 10^-1 centi- - 10^-2 milli- - 10^-3 micro- - 10^-6 nano- - 10^-9 pico- - 10^-12 femto- - 10^-15 weight percent - (grams analyte/grams sample)x100 ppt - (grams analyte/grams sample)x10^3 ppt simplified - gram analyte/liter solution ppm simplified - m...

Microscope A device used to see tiny organisms, used for research and counting. Spectrophotometer A device that passes light through a substance in order to assess the absorption and transmittance. Absorbance Measurement of the amount of light captured by the dissolved or suspended material. Transmittance The fraction of incident light at a specified wavelength that passes through a sample. Investigated The questions that are asked in science should be able to be _______. Hypothesis A predi...

Question Marking Guidance Mark Comments 01.1 B: is hydrolysed in the ileum and a product of this hydrolysis is found in micelles; A: is formed by a condensation reaction between two α-glucose molecules; C: is formed by the action of DNA polymerase; B: gives a positive result in an emulsion test; 4 (4 x AO1) Question Marking Guidance Mark Comments 01.2 1. Facilitated diffusion of amino acid (into cell when higher concentration in lumen); 2. Co-transport; 3. S...

Clinical Chemistry I ASCP Review - 467 / Clinical Chemistry I ASCP review (youlazy) Questions & Answers Which of the following lamps provides a continuous spectrum of radiant energy in the visible, near IR, and near UV regions of the spectrum? A. Tungsten-filament B. Hydrogen C. Deuterium D. Mercury vapor - CORRECT ANSWER-A most common light source for photometry in the visible region. continuous spectrum (360-800 nm). near IR and UV. Hydrogen and Deuterium (200-375 nm) Mercury vapor- no...

Which of the following aminoacidopathies is NOT caused by an enzyme deficiency? Choose one answer. a. phenylketonuria b. alkaptonuria c. maple syrup disease d. cystinuria d. cystinuria What method is most commonly used to measure total protein? Choose one answer. a. dye binding b. Kjeldahl c. Biuret d. refractometry c. Biuret Which of the following is the preferred reagent for measuring albumin by the dye binding method because there is less interfering substances? Cho...

QBM Final Exam Questions And Answers With Complete Solutions 2024 Define recombinant DNA technology Using molecular biology technique such as cloning, PCR, restriction enzymes digestion, and gel electrophoresis to take a gene from one source and joint it with another piece of DNA, creating a new recombinant DNA molecule that can be inserted in bacteria and further studied. What are 3 characteristics of DNA ? - Double strand - 5' to 3' directionality - antiparallel - base pairing [ad...

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...

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...