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Colloidal suspension of liquid in gas.

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Law of Conservation of Matter and Energy

The total amount of matter and energy available in the universe is fixed.

Lanthanide Contraction

A decrease in the radii of the elements following the lanthanides compared to what would be expected if there were no f-transition metals.

Electrode Potentials

Potentials, E, of half-reactions as reductions versus the standard hydrogen electrode.

Coke

An impure form of carbon obtained by destructive distillation of coal or petroleum.

Double Bond

Covalent bond resulting from the sharing of four electrons (two pairs) between two atoms.

Coulomb

Unit of electrical charge.

Allotropic Modifications (Allotropes)

Different forms of the same element in the same physical state.

Conjugate Acid-base Pair

In Bronsted-Lowry terminology, a reactant and product that differ by a proton, H+.

Freezing Point Depression

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

Ozone

We breathe 24 hours a day, 7 days a week, consuming about 25 kg of air every day. It turns out that we practically predetermine our health by the air we breathe.