- 29.29-1: Define(a) critical temperature and critical pressure of a gas.(b) s...
- 29.29-2: What properties of a supercritical fluid are important in chromatog...
- 29.29-3: How do instruments for SFC differ from those for (a) HPLC and (b) GC?
- 29.29-4: Describe the effect of pressure on supercritical fluid chromatograms
- 29.29-5: List some of the advantageous properties of supercritical CO, as a ...
- 29.29-6: Compare SFC with other column chromatographic methods.
- 29.29-7: For supercritical carbon dioxide, predict the effect that the follo...
- 29.29-8: For SFE, differentiate between(a) on-line and off-line processes.(b...
- 29.29-9: List the advantages and any disadvantages of SFE compared to liquid...
- 29.29-10: How are analytes usually recovered after an SFE?
- 29.29-11: In a recent paper, Zheng and coworkers (J. Zheng, L. T. Taylor, J. ...
Solutions for Chapter 29: Supercritical Fluid ChromatograpJty and Extraction
Full solutions for Principles of Instrumental Analysis | 6th Edition
An aldol addition followed by dehydration to give an a,bunsaturated ketone or aldehyde.
A disordered, noncrystalline region in the solid state of a polymer.
In IR spectroscopy, when two bonds are stretching out of phase with each other.
The slow oxidation of organic compounds that occurs in the presence of atmospheric oxygen.
bonding atomic radius
The radius of an atom as defined by the distances separating it from other atoms to which it is chemically bonded. (Section 7.3)
From the Greek, cheir meaning hand; an object that is not superposable on its mirror image; an object that has handedness.
In UV-Vis spectroscopy, the region of the molecule responsible for the absorption (the conjugated p system).
Diamagnetic current in NMR
The circulation of electron density in a molecule in an applied magnetic fi eld.
The arrangement of electrons in an atom or molecule. (Chapter 6:Introduction)
A biological membrane that consists of a phospholipid bilayer with proteins, carbohydrates, and other lipids on the surface and embedded in the bilayer
A fi ve-membered cyclic form of a monosaccharide.
Compounds formed when hydrogen reacts with alkali metals and also the heavier alkaline earths (Ca, Sr, and Ba); these compounds contain the hydride ion, H-. (Section 22.2)
A term that describes the position of equilibrium for a reaction: Keq = 3H3O+ 4 3A- 4 3HA4 3H2O4
A method for converting an alkene to an alcohol. The alkene is treated with mercury(II) acetate followed by reduction with sodium borohydride.
The name given to O3, an allotrope of oxygen. (Section 7.8)
probability density 1c22
A value that represents the probability that an electron will be found at a given point in space. Also called electron density. (Section 6.5)
A group that is used during synthesis to protect a functional group from the reaction conditions.
sigma (s) bond
A bond that is characterized by circular symmetry with respect to the bond axis.
A list of ligands arranged in order of their abilities to split the d-orbital energies (using the terminology of the crystal-field model). (Section 23.6)
Fibrous proteins that are used for their structural rigidity. Examples include a-keratins found in hair, nails, skin, feathers, and wool.
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