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anachem > Chapter 1 > Flashcards

Chapter 1 Flashcards

1
Q

wet/ bench chemistry

A

Classical method

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2
Q

Pharmacy

A
  1. Self-life
  2. 90%
  3. Adulterants
  4. Drug Dissolution
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3
Q

Instrumental

A

Modern Method

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4
Q

Modern Method

A

Instrumental Method

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5
Q

Collection of all the components in the sample containing analyte

A

Matrix/Sample Matrix

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6
Q

Ion in an aqueous solution

A

Electrolyte

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7
Q

It is also called as central science

A

Analytical Chemistry

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8
Q

Technique apply to a few analyte

A

Selective

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9
Q

Technique to use for one analyte

A

Specific

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10
Q

Species other than analyte

A

Interferants

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11
Q

It is also called as expiry

A

Self-life

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12
Q

Process of collecting mass sample

A

Sampling

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13
Q

Devised to isolate analyte from interference

A

Scheme

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14
Q

Improves quality of the result

A

Replication

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15
Q

Same size carried through an analytical procedure

A

Replication

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16
Q

Determines the mass of analyte

A

Gravimetric method

17
Q

Measures the electrical properties such as potential, current, resistance, quantity of electrical change

A

Electroanalytical Method

18
Q

Interaction between electromagnetic radiation and analyte atoms

A

Spectroscopic method

19
Q

Measures the volume of a solution

A

Volumetric Method

20
Q

Compromise of accuracy, time and money

A

Select Method

21
Q

Process of collecting small mass

A

Sampling

22
Q

It eliminates the substances from the samle

A

Eliminating Interferences

23
Q

Determines the proportionality between analyte and a measured quantity

A

Calibration

24
Q

True or False: Analytical results are complete when their reliability has been estimated

A

True

25
Q

Process of continues measurement and control

A

Feedback system

26
Q

Cycle of measurement, comparison, and control

A

Feedback loop

27
Q

Mostly used of biological, biomedical system, mechanical, and electronics

A

Feedback system

28
Q

A compound reagent used in determining arsenic

A

Diethyldithiocarbomate (C6H10NS2)

29
Q

It measures the intensity

A

Spectrophotometer

30
Q

Common ingredient of herbicide

A

Arsenic (As)

31
Q

Used to determine the agent of herbicide

A

Quantitative analysis

32
Q

Soluble in water and use as the active ingredients in many herbicide

A

Methlarsonic acid (CH3ASO(OH)2)

33
Q

Process of converting organic matrix to carbon dioxide and water. Involved heating

A

Dry Ashing

34
Q

Toxic, colorless gas that is evolved when H3AsO3 is treated with zinc

A

Arsine (AsH3)

35
Q

Molecule important in analytical chemistry

A

Arsine (AsH3)

36
Q

True or False:
Arsenic can be separated from other substance that may interfere in analysis, converting it to arsine

A

True

37
Q

Use to determine the concentration of the two unknown solutions

A

Curve

anachem (9 decks)

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