CHEM 23: Analytical Objectives - What Analytical Chemists Do Flashcards


Set Details Share
created 3 months ago by jollibeech
3 views
UP Cebu - Chem 23 Analytical Objectives - What Analytical Chemists Do
updated 2 months ago by jollibeech
Subjects:
chemistry 23
show moreless
Page to share:
Embed this setcancel
COPY
code changes based on your size selection
Size:
X
Show:

1

overview of analytical chemistry

concerned with chemical characterization of matter

2

qualitative analysis

what is it

3

quantitative analysis

how much is it

4

example of anachem in agriculture

pesticide usage

5

example of anachem in the environment

pollution testing

6

example of anachem in forensic

blood analysis

7

example of anachem in manufacturing

make-up

8

example of anachem in metallurgy

steel making

9

example of anachem in pharmaceutical chemistry

drugs

10

analytical chemistry

provides methods and tools needed for insight into the material world for answering four basic questions about a material sample

11

definition of analytical chemistry according to Division of Analytical Chemistry of the American Chemical Society

measure the chemical composition of natural and artificial materials, determine the exact amounts of an identified substance

12

qualitative analysis

identification of elements, ions, or compounds present in a sample

13

selective reaction

reaction occur w/ other substances but exhibits degree of preference (for the substance of interest)

14

what type of technique for extraction?

sample preparation

15

what type of technique for selective detectors?

instrumentation

16

specific reaction

reacts with only one substance of interest

17

quantitative analysis

determination of how much of one or more constituents is present. The sample may be solid, liquid, gas, or a mixture