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A positive ion, an atom or group of atoms that has lost one or more electrons.

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Saccharic

of or derived from saccharin or a saccharine substance.

 

Nernst Equation

Corrects standard electrode potentials for nonstandard conditions.

What are Compound Microscopes?

Most of the microscopes used today are compound. A compound microscope features two or more lenses. A hollow cylinder called the tube connects the two lenses.

The top lens, the one people look through, is called the eyepiece. The bottom lens is known as the objective lens. Below the two lenses is the stage, with the illuminator below that.

Precipitate

An insoluble solid formed by mixing in solution the constituent ions of a slightly soluble solution.

xylic acid

Any of six colorless, crystalline, isomeric acids having the formula C9H10O2, derived from xylene.

Acid Anhydride

Compound produced by dehydration of a carbonic acid. General formula is R--C--O--C--R. Chemical compound that reacts with water to form an acid and are usually oxides of nonmetallic elements.

Secondary Voltaic Cells

Voltaic cells that can be recharged, original reactanats can be regenerated be reversing the direction of the current flow.

Condensed Phases

The liquid and solid phases, phases in which particles interact strongly.

Graham's Law

The rates of effusion of gases are inversely proportional to the square roots of their molecular weights or densities.

Proton

A subatomic particle having a mass of 1.0073 amu and a charge of +1, found in thew nuclei of atoms.