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Compound in which an oxygen atom is bonded to two alkyl or two aryl groups, or one alkyl and one aryl group.

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Saccharate

A compound formed by interaction of sucrose with a metallic oxide, usually lime, and useful in the purification of sugar.

 

Freezing Point Depression

The decrease in the freezing point of a solvent caused by the presence of a solute.ing Point

Gem-dimethyl group

Two methyl groups of the same carbon atom.

Oil

Liquid triester of glycerol and unsaturated fatty acids.

Molar Solubility

Number of moles of a solute that dissolve to produce a litre of saturated solution.

Solute

The dispersed (dissolved) phase of a solution.

Bomb Calorimeter

A device used to measure the heat transfer between system and surroundings at constant volume.

Spectator Ions

Ions in a solution that do not participate in a chemical reaction.

Why do copper products change color, and what is the name of the process?

Probably, every person wants to know, why over time the copper turns green and becomes bloomed. This is easy to explain: that film is called patina.

Octahedral

A term used to describe molecules and polyatomic ions that have one atom in the center and six atoms at the corners of a octahedron.