Uv absorbance Study guides, Class notes & Summaries
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Portage Learning microbiology module 3 Exam 2024
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Portage Learning microbiology module 3 Exam 2024 
A nanometer is defined as: -Answer-10-9 
A nanometer is defined as one-billionth of a meter 
True or False: A nanometeris longer than a micrometer -Answer-False. A nanometer is 
1,000 times 
smaller than a micrometer. 
Resolution and contrast are two critical factors that influence your ability to see an 
object. Explain each. -Answer-Resolution refers to the distance between two objects at 
which the objects still can be seen as separate. Poor o...
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MMSC407 Exam 1 Questions with All Correct Answers
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MMSC407 Exam 1 Questions with All 
Correct Answers 
 
what type of light a Tungsden (Quartz-Vapor) exciter lamp shows us - Answer-visible 
light 
what type of light a Hydrogen/ Deuterium exciter lamp shows us - Answer-UV light 
what type of light a Xenon/MercuryVapor exciter lamp shows us - Answer-UV light 
visible light range - Answer-350-700 nm 
color absorbed at 350-430 nm - Answer-violet 
color absorbed at 430-475 nm - Answer-blue 
color absorbed at 475-495 nm - Answer-blue-green 
color abso...
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Instrumental Analysis ACS Final Prep Exam with Questions and Answers.
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Instrumental Analysis ACS Final Prep Exam with Questions and 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 sensitivity - ...
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Ciulla: Clinical Chemistry Questions and Answers Already Passed
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Ciulla: Clinical Chemistry Questions and Answers Already Passed 
1. 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 A. Tungsten-filament 
2. Which of the following isolates light within a narrow region of the spectrum? 
A. Photomultiplier tube 
B. Monochromator 
C. Photovoltaic cell D. Detector B. Monochromator 
3. Which of the following is...
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Clinical Chemistry I ASCP review (youlazy) | Latest 2024 With 100% Correct Answers
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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 - 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- not a continuous spectrum, emitting radiation at specific wavelengths 
Which of the following isolates light 
within a na...
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MLS Chemistry Exam questions with correct answers
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Which of the following lamps provides a continuous spectrum of radiant energy in the visible, near IR and near UV regions of the spectrum? - Answer Tungsten filament 
 
Which of the following isolates light within a narrow region of the spectrum? - Answer Monochromator 
 
Which of the following is not descriptive of a photomultiplier tube? - Answer Cannot be used with a chopper 
 
Which of the following is false about a photomultiplier tube? - Answer Is composed of an iron plate and ...
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Chapter 1: Clinical Chemistry Questions with Verified Solutions
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Chapter 1: Clinical Chemistry Questions with Verified Solutions 
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 A. Tungsten-filament 
Which of the following isolates light within a narrow region of the spectrum? 
A. Photomultiplier tube 
B. Monochromator 
C. Photovoltaic cell D. Detector B. Monochromator 
Which of the following is not desc...
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Bio 101 Lab Final Exam Questions With Verified Answers
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Bio 101 Lab Final Exam Questions With 
 
Verified Answers 
 
the electron transport chain, the final electron is oxygen 
 
the general types for bacterial cells are the sphere shaped coccus rod shaped bacillus and the 
spiral shaped spirilla 
 
gametes, or sex cells, are produced by a significant cell division called meiosis 1 
 
general equation of photosynthesis 6CO2 + 12H2O + light ----> C6H12O6 + 6H2O + 6O2 
 
the two types of fermentation studied in the cellular respiration lab were alco...
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MMSC 407 Final (A+ Graded Already)
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Describe the characteristics of light as an energy source correct answers Wavelength: distance between crests of two waves 
Amplitude: height of each wave 
Frequency: # of waves that pass in 1 sec 
 
Describe the relationship between percent transmittance and absorbance correct answers Bouguer's Law: absorbance increases, %T decreases 
A = 2-log(%T) 
 
Beer's Law - how to calculate with it and how to interpret what it means in terms of the patient's results correct answers Absorbance is direc...
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QBM Final Exam Questions And Answers With Complete Solutions
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QBM Final Exam Questions And Answers 
With Complete Solutions 
What is the best representation of DNA/protein if you could see it? - answerMolecular 
surface model 
OSHA - answerOccupational Safety and Health Association 
- Must inform employees of potential hazards 
MSDS - answerMaterial Safety Data Sheet 
- Lists chemical's physical and chemical properties, toxic, carcinogenic 
- Describes proper handling 
Biosafety levels - answerBSL-1 = minimal hazards 
BSL-2 =potential hazardous organisms,...
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