ANALYTICAL CHEMISTRY Study guides, Class notes & Summaries

4 questions answered by analytical chemistry correct answers what where how much what arrangement, structure or form 2 components of analytical chemistry correct answers qualitative and quantitative Qualitative correct answers what Quantitative correct answers how much Quantitative methods correct answers Gravimetric method, volumetric method, electroanalytical method, spectroscopic method Gravimetric method correct answers mass determination of the analyte volumetric method...

why separate compounds? correct answers 1- to isolate or concentrate components from a mixture 2- to separate a component from other species that would interfere in the analysis methods of separation correct answers extraction; crystallization; distillation; chromatography extraction correct answers method of separation; transfer of a solute from one phase to another; uses two immiscible liquids partition coefficient (extraction) correct answers k=[s2]/[s1]; used in solvent extraction ...

What does an analytical chemist do? correct answers Identifying what is in an unknown is called qualitative analysis. Identifying how much is present is called quantitative analysis. Describe the steps in a chemical analysis. correct answers 1) What do you want to know? -What substance (analyte) are you looking for? 2) Select appropriate procedures -Literature Search -New Procedure 3) Gathering Representative Samples -Random heterogeneous material-Segregated heterogeneous material 4) Prepari...

ANALYTICAL CHEMISTRY correct answers Branch of chemistry that deals with the separation, identification and composition of matter Gravimetric Method correct answers Measurement of mass of substance that is chemically related to the analyte Volumetric Method correct answers Measures the volume of solution necessary to read completely with the analyte. Spectroscopic Method correct answers Measures the electromagnetic radiation produced by the analyte or its interactions with it. Electr...