Double bonds that are separated from each other by one single bond -C=C-C=C-.
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Features of the Scanning Tunneling Microscope
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Hydrometer
A device used to measure the densities of liquids and solutions.
Carbanion
An organic ion carrying a negative charge on a carbon atom.
Osmotic Pressure
The hydrostatic pressure produced on the surface of a semipermable membrane by osmosis.
Critical Pressure
The pressure required to liquefy a gas (vapor) at its critical temperature.
xylic acid
Any of six colorless, crystalline, isomeric acids having the formula C9H10O2, derived from xylene.
Endothermic
Describes processes that absorb heat energy.
Activity of a component of ideal mixture
A dimensionless quantity whose magnitude is: equal to molar concentration in an ideal solution, equal to partial pressure in an ideal gas mixture, and defined as 1 for pure solids or liquids.
Octet Rule
Many representative elements attain at least a share of eight electrons in their valence shells when they form molecular or ionic compounds, there are some limitations.
Single Bond
Covalent bond resulting from the sharing of two electrons (one pair) between two atoms.
Viscosity
Resistance offered by the molecules of a liquid to flow is termed as viscosity.
