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Analytical Chemistry
Beginning of essay
is the branch of chemistry principally concerned
with determining the chemical composition of materials, which may be solids,
liquids, gases, pure elements, compounds, or complex mixtures. In addition,
chemical analysis can characterize materials but determining their molecular
structures and mea ....
Middle of essay
.... In practice, however, the analysis is often complicated by
interferences among sample constituents and chemical separations are necessary
to isolate tthe analyte or remove interfering constituents.
The choice of method depends on a number of factors: Speed, Cost,
Accuracy, Convenience, Available equipment, Number of samples, Size of sample,
Nature of sample, and Expected concentration. Because these factors are
interrelated any final choice of analytical method involves compromises and it
is.... |
| Number of words: 1120 |
Approximate pages: 5 |
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