Physical methods of analysis and metrology_1

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1 Depending on the nature of substance interaction with electromagnetic radiation
optical methods of the analysis divide on:
A. chromatographic
B. kinetic
C. emission and absorption
D. conductometric
E. voltammetric
ANSWER: C
2
A.
B.
C.
D.
E.
Decrease of intensity of light which has passed through a solution is connected:
With absorption, dispersion, light reflexion
Only with light absorption by investigated substance
Only with light dispersion
Only with light reflexion
Intensity of light does not vary
ANSWER: A
3 Transmission factor it is:
A. Optical density of solution
B. The relation of intensity of falling light to intensity of light which has passed through a
solution
C. The relation of intensity of light which has passed through a solution to intensity of
falling light
D. The relation of intensity of absorbed light to intensity of falling light
E. The relation of intensity of reflected light to intensity of absorbed light
ANSWER: C
4 With what decrease of intensity of light which has passed through a solution is
connected:
A. With absorption, dispersion, light reflexion
B. Only with light absorption by investigated substance
C. Only with light dispersion
D. Only with light reflexion
E. Intensity of light does not vary
ANSWER: A
5 Absorption optical methods of the analysis are used for the analysis of some
pharmaceutical preparations. What law use in absorption optical methods of the
analysis?
A. Laws of polarised light passage through a optical active substance solution.
B. The law of light dispersion by environment.
C. Characteristic law for carbon asymmetric atoms.
D. Bouguer-Lambert-Beer law.
E. Law of light refraction.
ANSWER: D
6 The maintenance of some substance define by spectrophotometric method,
knowing optical density of an investigated solution of substance and a standard
solution of defined substance and concentration of a standard solution. For
calculation of the quantitative maintenance it is necessary to use:
A. Method of additives
B. Method of calibration chart
C. Comparison method
D. Method of molar and specific absorptivity
E. Method of limiting solutions
ANSWER: C
7 The maintenance of some substance defines by spectrophotometric method,
knowing the equation of linear dependence of optical density from concentration.
For calculation of the quantitative maintenance it is necessary to use:
A. Method of additives
B. Method of calibration chart
C. Comparison method
D. Method of molar and specific absorptivity
E. Method of limiting solutions
ANSWER: B
8
A.
B.
C.
D.
E.
To obtaining of monochromatic radiation apply:
Optical filters;
Photocells;
Diffraction grating;
System of lenses;
Light source.
ANSWER: C
9 Optical density of an investigated solution measure in relation to one solution
which is called:
A. The control
B. The compensatory
C. The blank
D. The second investigated
E. Control or blank
ANSWER: B
10 The size of refraction index in refractometric method of the analysis depends:
A. With all factors
B. The substance nature
C. Solution density
D. Lengths of falling light
E. Temperatures and pressure
ANSWER: A
11 In a basis of refractometric measurements of solutions bases the dependence
between concentration of substance solution and its refraction index, expressed by
the formula: n = n0 + F • C, where F is:
A. The factor equal to the relation of refraction index of solution to refraction index of
solvent
B. The factor equal to a gain of an index at increase of concentration on 0,10 %
C. The factor equal to a gain of an refraction index at increase of concentration on 1 %
D. The factor equal to an refraction index of a solution under normal conditions
E. The factor equal to a rotation angle of a light plane
ANSWER: C
12 The refractometric method is used in drugstores for:
A. Qualitative definition of cations
B. Quantitative definition of medicinal substances
C. Qualitative definition of anions
D. Definitions of impurity in substances
E. Definition of very small concentration of substances
ANSWER: B
13 In refractometric method of the analysis the size of refraction index depends
from:
A. Lengths of falling light
B. The substance nature
C. Solution density
D. From all factors
E. Temperatures and pressure
ANSWER: D
14 The angle of rotation, wich is defined at temperature 20 C and wave length of a
D-line of sodium spectrum (= 589.3 nanometers), name:
A. Angle of light falling
B. Refraction index
C. Angle of rotation of a polarisation plane
D. Specific angle of rotation
E. Angle of light refraction
ANSWER: D
15 The substances, capable to rotate a polarisation plane of light ray, name optical
active substances. Optical activity of substance can be connected with:
A. Electrolitic dissosiation of investigated substance
B. In temperature a solution
C. Concentration of substance
D. Solvent in which the investigated substance is dissolved
E. Features of crystal lattice of substances, features of molecules structure
ANSWER: E
16 The polarisation plane is:
A. The plane is perpendicular to a fluctuation plane of the polarised light ray
B. The plane of fluctuation of the polarised light ray
C. Planes which are perpendicular to a direction of distribution of light
D. Parallel to fluctuation plane of the polarised light ray
E. Planes which are parallel to a direction of distribution of light
ANSWER: A
17 Polarimetric method of the analysis is one of instrumental methods of the
analysis, used for the analysis of some pharmaceutical preparations. Definition of
substances by this method is based on...
A. Measurement of polarisation of electrodes in a cell filled by investigated solution
B. Potential difference measurement between electrodes poles in the course of titration
C. Power failure measurement in a cell filled by investigated solution
D. Ionic exchange between an analyzed solution and cationite
E. Measurement of a angle rotation of polarisation plane of the polarised light which has
passed through the optical active environment
ANSWER: E
18 What substances can be defined by two methods: polarimerty and
refractometry?
A. Ascorbic acid
B. Sodium benzoate
C. Potassium bromide
D. Sodium thiosulfate
E. Magnesium sulphate
ANSWER: A
19 At definition of the substances maintenance by polarimetric method define:
A. Molar concentration
B. Titre
C. Volume concentration
D. Mass-volume fraction in solution
E. Mass fraction in solution
ANSWER: D
20 Physical methods of the medicinal substances analysis it...
A. polarimetric and refractometric
B. nitritometry and mercurometry
C. chelatometry, complexymetry
D. argentometry, mercurometry
E. fluoridometry, acidimetric
ANSWER: A
21 The calcium chloride quantity in 5 % calcium chloride solution defines by
physical method...
A. alcalimetry
B. refractometry
C. nitritometry
D. cerimetry
E. polarimetry
ANSWER: B
22 The refractometric method in the drugstore conditions can be applied to the
quantitative analysis:
A. Chemist's preparations, powders, liquid medicinal forms with the maintenance of
components not below 3-5 %
B. Liquid medicinal forms with the maintenance of components not above 1 %
C. Firm medicinal forms with the maintenance not above 0,1 %
D. Liquid medicinal forms with the maintenance not above 1 %
E. Exclusively soft medicinal forms
ANSWER: A
23 The magnesium sulphate maintenance in the medicinal form: the 25 %
magnesium sulphate solution can be defined by physical method...
A. refractometry
B. acidimetry
C. bromatometry
D. titanometry
E. polarimetry
ANSWER: A
24 The sodium bromide maintenance in the medicinal form: the 20 % sodium
bromide solution can be defined by physical method...
A. chelatometry
B. refractometry, argentometry
C. nitritometry
D. bromatometry
E. permanganatometry
ANSWER: B
25 The calcium chloride maintenance in the medicinal form: the 5 % calcium
chloride solution can be defined by physical method...
A. refractometry
B. iodometry
C. nitritometry
D. electrogravimetry
E. polarimetry
ANSWER: A
26 The physical method of glucose quantitative definition in the medicinal form: a
25 %glucose solution is...
A. refractometry
B. chelatometry
C. nitritometry
D. electrogravimetry
E. iodometry
ANSWER: A
27 The aminocaproic acid quantitative definition in 5 % solution spends by
refractometric method, using settlement reception of the quantitative analysis. In it
n0 it is a refraction index of...
A. Ethanol
B. Water
C. Any liquid
D. Any organic solvent
E. Aminocaproic acid
ANSWER: B
28 The aminocaproic acid quantitative definition in 5 % solution spends by
refractometric method, using settlement reception of the quantitative analysis. In it
n it is a refraction index of...
A. Ethanol
B. Water
C. Any liquid
D. Any organic solvent
E. Investigated aminocaproic acid solution
ANSWER: E
29 What physical method is based on measurement of optical properties of
investigated system?
A. IR-spectroscopy
B. Coulometry
C. Iono-exchange chromatography
D. The mass spectrometer analysis
E. Activation the analysis
ANSWER: A
30 In infra-red spectroscopy active molecules:
A. In the vibration process which changes the electric dipole moment
B. Nonpolar molecules
C. Molecules with odd mass number
D. Molecules with even mass number
E. Molecules with heavy nucleus
ANSWER: A
31 In infra-red spectroscopy substance molecules are inactive:
A. Methylamine
B. Water
C. Oxygen
D. Dimethylamine
E. Phenylamine
ANSWER: C
32 In infra-red spectroscopy substance molecules are inactive:
A. CH3NH2;
B. H2O;
C. N2;
D. (CH3)2NH;
E. C6H5NH2.
ANSWER: C
33 What fluctuations are not shown in an infra-red spectrum?
A. The deformation
B. The symmetric stretching
C. The asymmetric stretching
D. The rocking
E. The nuclear
ANSWER: E
34 The region of "prints of fingers" is applied in infra-red spectroscopy to
identification of substances as in this region the absorption connected with
fluctuation is shown:
A. Hydroxy-groups
B. Amino groups
C. Skeleton of the molecule
D. All functional groups
E. Benzene rings
ANSWER: C
35 The absorption band in the infrared spectrum is characterized by:
A. Frequency of vibration, intensity of absorption
B. Wavelength of a maximum, intensity of absorption
C. Energy of vibration, intensity of a luminescence
D. Wavelength of a minimum of absorption, in optical density
E. The frequency of fluctuation turned by fluctuation frequency
ANSWER: A
36 The qualitative analysis in IR-spectroscopy carry out:
A. Wavelength of a maximum of a separate band
B. Comparison of investigated substance spectrum and standard sample of the same
substance spectrum
C. Wavelength of minimum transmission of separate band
D. Over a range of wavelengths of the shoulder in the spectrum of test solution
E. On wave numbers of absorption bands in a region of 4000-1500 sm-1
ANSWER: B
37 Quantitative analysis within IR spectroscopy carried out on the parameter of the
absorption band:
A. Specific density in maximum band
B. Optical density in minimum band
C. Wavelength of maximum band
D. Wave number of maximum band
E. Intensity of absorption in maximum band
ANSWER: E
38 Theoretical base of the quantitative analysis in IR-spectroscopy is the law:
A. Lomonosov
B. Mendeleyev
C. Ohms
D. Nernst
E. Bouguer-Beer-Lambert law
ANSWER: E
39 What techniques of quantitative analysis used in infrared spectroscopy?
A. Method performance (estimated)
B. Calibration chart
C. Comparison method
D. Method of comparison and performence method
E. Additive method
ANSWER: B
40 Identification of substances by the spectra in the UV and visible spectral region
based on a comparison of the wavelengths of the maxima, and inflection points of
intersection. In addition, further definition is sometimes necessary ... at these
wavelengths.
A. Refraction indexes
B. Refraction factor
C. Specific rotation
D. Specific absorption index
E. Angle of rotation of a polarisation plane
ANSWER: D
41 When passing through a layer of optically active material undergoes optical
rotation only:
A. UV – light
B. IR – radiation
C. Polarised light
D. Radiation of a visible region of spectrum
E. Radioactive radiation
ANSWER: C
42 Specific rotation name rotation of a plane of polarisation in the right or left side
which occurs at passage of polarised light through a layer of a solution in the
thickness ... with concentration 1g/sm3
A. 1 sm
B. 2 dm
C. 1 dm
D. 10 mm
E. 2 sm
ANSWER: C
43 Specific rotation name rotation of a plane of polarisation in the right or left side
which occurs at passage of polarised light through a layer of a solution in the
thickness of 1 dm to concentration.....
A. 1 g/sm3
B. 10 g/sm3
C. 10 g/dm3
D. 10g/ml.
E. 1 g/dm3
ANSWER: A
44 Measurement of the angle of rotation passes through the layer of the optically
active substance solution is carried out using an instrument:
A. Refractometer
B. Potentiometer
C. Polarograph
D. Polarimeter
E. Coulometer
ANSWER: D
45 Specific rotation is a constant which apply for:
A. The analysis
B. Identification
C. The quantitative analysis
D. Definition of cleanliness from impurity which can be optical active
E. In all listed cases
ANSWER: E
46 Specific rotation of glucose +53,1, therefore glucose solution with concentration
of 0,1 g/ml, placed in polarimetric tube in the thickness of 1 dm, will have a
rotation angle:
A. +5,3
B. -5,3
C. +10,6
D. -10,6
E. +53,1
ANSWER: A
47 Specific rotation of sucrose +66,4, therefore sucrose solution with concentration
of 0,2 g/ml, placed in polarimetric tube in the thickness of 1 dm, will have a
rotation angle:
A. +6,64
B. -6,64
C. +13,28
D. -13,28
E. +33,2
ANSWER: C
48 Specific rotation of fructose -93,0, therefore fructose solution with
concentration of 0,2 g/ml, placed in polarimetric tube in the thickness of 1 dm, will
have a rotation angle:
A. -9,3
B. -18,6
C. +18,6
D. -46,5
E. +9,3
ANSWER: B
49 Specific rotation of fructose -93,0, therefore fructose solution of with
concentration of 0,1 g/ml, placed in polarimetric tube in the thickness of 1 dm, will
have a rotation angle:
A. -9,3
B. -18,6
C. +18,6
D. -46,5
E. +9,3
ANSWER: A
50 Specific rotation of ascorbic acid +23,0, therefore solution with 10,0 г ascorbic
acid in 100 ml of the solution, placed in polarimetric tube in the thickness of 1 dm,
will have a rotation angle:
A. -23,0
B. +23,0
C. +230
D. -230
E. +2,3
ANSWER: E
51 Specific rotation of lactose +53,5. Have prepared a solution containing 10 г of
lactose in 100 ml of solution, and have measured a rotation angle at a thickness of a
layer of 1 dm. The angle of rotation of the given solution should be:
A. -5,3
B. +5,35
C. -5,35
D. -10,7
E. +10,7
ANSWER: B
52 For what substance at tests for cleanliness there can be a test – definition of
specific rotation?
A. Glycine
B. Glycerol
C. Glucose waterless
D. Sodium phosphate
E. Glycerol trinitrate solution
ANSWER: C
53 For what substance in tests for cleanliness there can be a definition of specific
rotation?
A. Glycine
B. Glycerol
C. Alanine
D. Vanillin
E. Boric acid
ANSWER: C
54 For what substance in tests for cleanliness there can be a definition of specific
rotation?
A. Vanillin
B. Glycine
C. Glycerol
D. Glutamic acid
E. Boric acid
ANSWER: D
55 What identification of substance can be spent on specific rotation?
A. Vanillin
B. Glycine
C. Glycerol
D. Glutamic acid
E. Boric acid
ANSWER: D
56 What identification of substance can be spent on specific rotation?
A. Boric acid
B. Glycine
C. Ascorbic acid
D. Vanillin
E. Glycerol
ANSWER: C
57 What identification of substance cannot be spent on specific rotation?
A. Valine
B. Glycine
C. Glutamic acid
D. Ascorbic acid
E. Isoleucine
ANSWER: B
58 Refractometry is based on measurement:
A. Absolute index of refraction
B. Relative index of refraction
C. Optical density
D. Transmission factor
E. Specific rotation
ANSWER: B
59 In refractometry measure:
A. N
B. n 20D
C.  20D
D. A
E. T
ANSWER: B
60 The relative index of refraction is the relation:
A.
B.
C.
D.
E.
n=Cair/C H O
N=Cvacuum/Сmedium
n=Cair/Сmedium
A=-lgT
T=10-A
2
ANSWER: C
61 The absolute index of refraction is the relation:
A.
B.
C.
D.
E.
N=Cvacuum/C H O
N=Cvacuum/Сmedium
n=Cair/Сmedium
n = Ссреды/Cair
N=Cvacuum/Сair
2
ANSWER: B
62 Absolute and relative index of refraction are connected by the relation:
A. A=-lgT
B. T=10-A
C. n=1.00027N
D. N=1.00027n
E.  20
D 
 *1000
C *l
ANSWER: D
63 Construction of calibration curve for refractometric determination is carried out
in the coordinates:
A. T = f (C)
B. A = f (C)
C. N = f (C)
D. E = f (C)
E. n = f (C)
ANSWER: E
64 When the calculated method of the substance concentration determining by
refractometric method used the formula C==
A.
B.
C.
D.
E.
n  n0
. Designation of "F":
F
Stoichiometric factor
Faraday's constant
Gravimetric factor
Refractometric factor
Refractometric an absorption index
ANSWER: D
65 Correct record of the formula for refractometric concentration definitions in
method with application of the refractometric factor:
n  n0
A. С % = F
n0  n
B. C % =
C. C % =
F
nF
n
n0  F
D. C = n
n0  n
E. СN =
F
ANSWER: A
66 The refractometric factor determine, having made two standard solutions and
having measured their indexes of refraction, under the formula:
A. F =
С1  С2
n1  n2
n2  n1
B. F = C2  C1
n2  n1
C. F = C1  C2
n1  n2
D. F = C2  C1
n2 n2  n1 
C
E. F =
ANSWER: B
67 Lack of refractometry is:
A. Simplicity of the applied device
B. Speed of performance of the analysis
C. Low sensitivity and nonselectivity
D. Simplicity of service and analysis performance
E. Definition possibility in one-, two- and three-componental systems after association
with the chemical analysis
ANSWER: C
68 The analysis of a two-componental mix is not possible in a case, when:
A. Spectra of both substances are not blocked
B. Spectra of both substances are blocked, but is absorption maxima are divided
C. Spectra of both substances are blocked, but there is a spectrum site where absorbs only
one substance
D. Spectra of both substances are blocked also absorption maxima completely imposed
E. Absorbs only one substance, and the second in an investigated range is transparent
ANSWER: D
69 To reduce systematic errors in photometric measurements to be collected
solution concentration and the thickness of the layer so that the measured optical
densities were in the range:
A. 0,4-0,6
B. 0,02-0,06
C. 2-6
D. 0,6-0,8
E. 0,2-0,3
ANSWER: A
70 Validation of analytical methods - is experimental evidence that the technique
.....:
A. Very good and easy
B. Suited for the task
C. It is characterised by necessary metrological characteristics
D. Theoretically scientifically proved
E. Practical and rational
ANSWER: B
71 Validation an analytical technique or process is:
A. Theoretical justification of methods or processes
B.
C.
D.
E.
Verification methodology or process logically
The experimental proof of their suitability
Scientifically based evidence of their ability to provide acceptable quality
Feasibility study of their suitability
ANSWER: C
72 Validation characteristic “accuracy” is typical for tests:
A. Only quantitative definition
B. Quantitative definition and quantitative test for the maintenance of impurity
C. Identifications
D. Identification and quantitative definition
E. Identifications and tests for the limiting maintenance of impurity
ANSWER: B
73 Validation characteristic “accuracy” means that received results are:
A. Are close to true value
B. Are close to average arithmetic value
C. Are close to true or average arithmetic value
D. Highly selective and very specific
E. Are close among themselves - not so differ
ANSWER: C
74 Studying of “accuracy” of an analytical technique spend a method:
A. It is entered – it is found
B. The least square method
C. Fisher
D. Student's method
E. Dispersion and an excess
ANSWER: A
75 Method it is entered-is found, with use of standard samples of components
defined by a given technique, it is applied to studying validation characteristic:
A. Accuracy
B. Convergence
C. Linearity
D. Application range
E. Accuracy and precision
ANSWER: E
76 The validation characteristic "accuracy" specifies that received results are:
A. Are close to true value
B. Are close to average arithmetic value
C. Close to true or average arithmetic value
D. Highly selective and very specific
E. Close to each other are slightly different
ANSWER: E
77 Accuracy and precision are metrological characteristics which are investigated
at test validation:
A. Identifications by chemical methods
B. Identifications by physical and physical and chemical methods
C. Quantitative definition of an active pharmaceutical component and impurity
D. Limiting tests for the maintenance of impurity
E. Definitions quantitative only biological methods
ANSWER: C
78 As result of testing of a technique on validation characteristic “linearity” ,
provide data:
A. The equation of a straight line with all its factors
B. Factors of the equation of a straight line and correlation factor
C. Correlation factor
D. Tangent of a angle of an inclination of a straight line and all standard deviations for
equation factors
E. All listed
ANSWER: E
79 Full uncertainty of the analysis is designated by a symbol:
A.
B.
C.
D.
E.
 As
 SP
 FAO


ANSWER: A
80 Predicted uncertainty of sample preparation is designated by a symbol:
A.
B.
C.
D.
E.
 As
 SP
 FAO


ANSWER: B
81 Uncertainty of final analytical operation is designated by a symbol:
A.
B.
C.
D.
E.
 As
 SP
 FAO


ANSWER: C
82 At the uncertainty forecast of sample preparation which spend for
spectrophotometric definition, consider uncertainty of everything, except:
A. Chemical utensils
B. Pipettes
C. Weight
D. Spectrophotometer
E. Measured flask
ANSWER: D
83 Full uncertainty of the analysis of a substance of medicinal substance in
percentage pays off under the formula:
BH  BL
 0,32
2
A.
B  BL
 As  H
 0,12
2
B.
C.  As  BH  100%
D.  SP  0,32 As
E.  SP  0,32 As
ANSWER: C
 As 
84 To designation there corresponds  SP the name:
A. Predicted uncertainty of the analysis
B. Predicted uncertainty of simple preparation
C. Predicted uncertainty of final analytical operation
D. Predicted uncertainty of the analysis of a ready medical product
E. Predicted uncertainty of the analysis of a substance of medicinal substance
ANSWER: B
85 To designation there corresponds  As the name:
A. Predicted uncertainty of the analysis
B. Predicted uncertainty of simple preparation
C. Predicted uncertainty of final analytical operation
D. Predicted uncertainty of the analysis of a ready medical product
E. Predicted uncertainty of the analysis of a substance of medicinal substance
ANSWER: A
86 To designation there corresponds  FAO the name:
A. Predicted uncertainty of the analysis
B. Predicted uncertainty of sample preparation
C. Predicted uncertainty of final analytical operation
D. Predicted uncertainty of the analysis of a ready medical product
E. Predicted uncertainty of the analysis of a substance of medicinal substance
ANSWER: C
87 The normalized coordinates of concentration and the analytical response
(physical size) at validation the techniques of the analysis which are carried out by
various methods are represented in units:
A. Percent
B. mg/ml
C. mmol/l
D. mol/l
E. g/ml
ANSWER: A
88 The normalized coordinates of concentration and the analytical response
(physical size) at validation the techniques of the analysis which are carried out by
various methods have arisen because it was necessary:
A. To unify a way of expression of concentration
B.
C.
D.
E.
To unify a way of measurement (direct or relative)
To unify a sort of measured physical sizes
To unify the size of measured physical sizes
To unify criteria requirements for all methods
ANSWER: E
89 To designation there corresponds X i the name:
A. The normalized coordinate of the measured physical size
B. The normalized coordinate of concentration
C. Unknown size
D. Argument of function of linear dependence
E. Argument of function which is direct proportionality
ANSWER: B
90 To designation there corresponds Yi the name:
A. The normalized coordinate of the measured physical size
B. The concentration coordinate is normalized
C. The size is unknown
D. Argument of function of linear dependence
E. Argument of function which is direct proportionality
ANSWER: A
91 The normalized coordinates count X i under the formula in
C i is
A. The normalized value of the measured physical size
B. Concentration is normalized
C. The unknown (not measured) size
D. Concentration of substance in one of analyzed solutions
E. Argument of function which is direct proportionality
Xi 
Ci
 100%
C st
which
ANSWER: D
92 The normalized coordinates count Yi under the formula in Yi 
Ai
 100% which Ai
Ast
is
A. The normalized value of the measured physical size
B. The normalized concentration
C. Analytical signal of substance in one of solutions
D. Concentration of one of the solutions, expressed in terms of concentration
E. Argument of function which is direct proportionality
ANSWER: C
93 At studying of the metrological characteristic "linearity", count the equation of
calibration chart which will look like:
A.
B.
C.
D.
Yi  b  X i3  a
Yi  b  X i  a
Yi  b  X i2  a
Yi  b  X i  a
E. Yi  b  X 2  a
i
ANSWER: B
94 At studying of the metrological characteristic "linearity", count the correlation
factor which value should be:
A. From-2 to +2
B. From -1 to +1
C. From -3 to +3
D. Less than 1
E. More than 2
ANSWER: B
95 By working out of techniques it is recommended to choose so shot weight and
measured flask that uncertainty of simple preparation was insignificant - that the
requirement was fulfilled:
A.
B.
C.
D.
E.
 SP  0,32 As
 SP  0,32 As
 SP  0,32 As
 SP  0,32 As
 SP 0,32 As
ANSWER: A
96 The technique will be correct if in it the requirement is put in pawn, about
predicted uncertainty of simple preparation which satisfies to a condition:
A.
B.
C.
D.
E.
 SP  0,32 As
 SP  0,32 As
 SP  0,32 As
 SP  0,32 As
 SP 0,32 As
ANSWER: B
97 Full uncertainty of the analysis of a ready medical product in percentage pays
off under the formula:
BH  BL
 0,32
2
A.
B  BL
 As  H
 0,12
2
B.
C.  As  BH  100%
D.  SP  0,32 As
E.  SP  0,32 As
ANSWER: A
 As 
98 Full uncertainty of the analysis is designated by a symbol:
A.
B.
C.
D.
E.
 As
 SP
 FAO


ANSWER: A
99 Predicted uncertainty of sample preparation is designated by a symbol:
A.
B.
C.
D.
E.
 As
 SP
 FAO


ANSWER: B
100 Uncertainty of final analytical operation is designated by a symbol:
A.
B.
C.
D.
E.
 As
 SP
 FAO


ANSWER: C
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