Chapter 1

Question 0

Sensor

Answer 0

Class of devices that can monitor specific chem species continuously and reversibly. Consist of tranaducers coupled w chem selective recog phase

Question 1

Transducer

Answer 1

Devices that convert info in nonelectrical domains to info un electrical domains Ex:produces current/v proportional to power of em radiation in its surface

Question 2

Precision

Answer 2

C

Question 3

Standard deviation

Answer 3

B

Question 4

Standard dev of mean

Answer 4

C

Question 5

Bias

Answer 5

C

Question 6

Sensitivity

Answer 6

C

Question 7

Analytical sensitivity

Answer 7

V

Question 8

Selectivity

Answer 8

B

Question 9

Detector

Answer 9

General term, mechanical electrical or chemical device that identifies records or indicates a change in one of the variables in its env, like pressure, temp charge, etc. Ex: uv detector that records presence of analytes in liquid chromatography

Question 10

Accuracy

Answer 10

B

Question 11

Matrix

Answer 11

V

Question 12

Variance

Answer 12

G

Question 13

Relative standard dev

Answer 13

C

Question 14

Calibration sensitivity

Answer 14

D

Question 15

Detection limit

Answer 15

G

Question 16

Calibration curve

Answer 16

Made by plotting data/fitting it to an equation (best-fit equation)

Question 17

Internal standard

Answer 17

Std added to sample itself. (Differs from external std which is prepped separately from sample)