Thin layer chromatography - Study guides, Class notes & Summaries
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ABMDI Board Certification Exam Review Questions with Answers
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Barbituates Four main categories: 
1. Ultra-short-acting - used to induce surgical anesthesia 
2. Short-acting 
3. Intermediate-acting - used as sedative-hypnotics 
4. Long-acting 
 
Butalbital Barbituate. Used in treatment of migraines. 
 
Phenobarbital Barbituate. Used as anticonvulsant. 
 
Pentobarbital Barbituate. Used to relieve intracranial pressure following trauma. 
 
Atropine Belladonna Alkaloid. Derived from certain plants including jimson weed and deadly nightshade. Used as a preanest...
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Distinction Level BTEC Applied Science Assignment C, Chromatography.
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Distinction Level BTEC Applied Science Assignment C, Chromatography. Separate to identify chromatography 
Keywords 
Mixture : a mixture is made when two or more substance are combined , but they are not chemically 
bonded together 
Chromatography : a method used to separate chemical mixtures for analysis 
Soluble :solubility is the degree to which a substance dissolves in a solvent to make a solution 
Solvent : the substance in which a solute dissolved to produce a homogeneous mixture 
Mobile ph...
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ABMDI Board Certification Exam Questions With Verified Answers
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ABMDI Board Certification Exam Questions 
With Verified Answers 
Barbituates - answerFour main categories: 
1. Ultra-short-acting - used to induce surgical anesthesia 
2. Short-acting 
3. Intermediate-acting - used as sedative-hypnotics 
4. Long-acting 
Butalbital - answerBarbituate. Used in treatment of migraines. 
Phenobarbital - answerBarbituate. Used as anticonvulsant. 
Pentobarbital - answerBarbituate. Used to relieve intracranial pressure following trauma. 
Atropine - answerBelladonna Alka...
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ASCP- Clinical Chemistry Midterm Exam Questions And Complete Answers 2024.
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Diurnal variation -Answer Changes in concentration of an analyte based on the time of the day (measured at day vs. night time) 
 
What is increased in the AM? (b/c of diurnal variation) -Answer ACTH, Cortisol, Iron 
 
ACTH -Answer adrenocorticotropic hormone- stimulates adrenal cortex to secrete CORTISOL 
 
How does stress affect chemistry values? -Answer Increase in ACTH, cortisol, and catecholamines 
 
Catecholamines -Answer Hormones made by adrenal glands (on top of kidneys) du...
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AAB MT Chemistry- Practice |114 questions and answers
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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...
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CHEM 237 Final Exam Review TAMU Questions and Answers with Expert Verified Solutions
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Which reagent is not an oxidizing agent? 
a. NaOCl 
b. KMnO4 
c. K2Cr2O7 
d. CrO3 
e. H2O - H2O 
Which statement is false about preparing alkyl halide from alcohol with hydrogen halide? 
a. it is an SN1 reaction 
b. tertiary alcohols react faster than secondary alcohols 
c. the intermediate is a carbocation 
d. alkyl halide is soluble in conc. HCl 
e. in the reaction, the slowest step is the formation of a carbocation - alkyl halide is soluble in conc. 
HCl 
2‐Chloro‐2‐methylpentane was tr...
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CSMLS PRACTICE QUESTIONS WITH GUARANTEED ACCURATE ANSWERS
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Which is the detector of choice for nephelometers? 
Select one: 
a. diode array 
b. photomultiplier tube 
c. gas photodiode 
d. LED - ACCURATE ANSWERS b 
 
Which statement regarding turbidimetry is NOT correct? 
Select one: 
a. light scattered by solutes in the solution at 180° from the incident light is measured by a photon detector 
b. the measurement of light is made at right angles to the incident light 
c. scattered light is directly proportional to the number of particles in solution 
d. ...
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Chromatography UPDATED Exam Questions And Correct Answers
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Use of chromatography and different types - Chromatography is useful because it 
enables the separation, isolation, purification, and identification of components of extremely 
complex mixtures 
- There are different chromatography techniques: 
- Paper chromatography 
- Column chromatography 
- Thin layer chromatography 
- The results of chromatographic analysis are called chromatograms 
- The number of spots or peaks correspond to the number of components in the sample 
- If only one spot...
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CSMLS Practice Exam Questions & Answers 100% Accurate/Verified
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Which is the detector of choice for nephelometers? 
Select one: 
a. diode array 
b. photomultiplier tube 
c. gas photodiode 
d. LED - ANSWER-b 
 
Which statement regarding turbidimetry is NOT correct? 
Select one: 
a. light scattered by solutes in the solution at 180° from the incident light is measured by a photon detector 
b. the measurement of light is made at right angles to the incident light 
c. scattered light is directly proportional to the number of particles in solution 
d. measures t...
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Chemistry MLT Exam Questions and Revised Answers
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Chemistry MLT Exam Questions and Revised Answers 
Which results will be falsely decreased in hemolyzed sample? 
A. Acid phosphatase 
B. Bilirubin 
C. Iron 
D. Postassium - Answer-B 
 
Which enzyme is decreased in insecticide poisoning, due to organophosphates? 
A. Alkaline phosphatase 
B. Amylase 
C. Cholinesterase 
D. Creatine kinase - Answer-C 
 
The buret method for determining serum total protein is dependent upon.. 
A. Amino acid content 
B. Number of peptide bonds 
C. Nitrogen content 
D....
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