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A compound consisting of two elements, may be ionic or covalent.

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    Chemistry can teach us about the composition of celestial bodies and determine their age.

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    Diamond is a crystalline modification of pure carbon formed in the deep interior of the Earth, in the upper mantle at depths of more than 80-100 kilometers, at exceptionally high pressure and temperature. It is the most precious stone, the hardest and most wear-resistant mineral, the most...

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Reversible Reaction

Reactions that do not go to completion and occur in both the forward and reverse direction.

Electrochemistry

Study of chemical changes produced by electrical current and the production of electricity by chemical reactions.

Molar Solubility

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

Accuracy

How closely a measured value agrees with the correct value.

Leclanche Cell

A common type of dry cell.

Homonuclear

Consisting of only one element.

Square Planar

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

Neutralization

The reaction of an acid with a base to form a salt and water. Usually, the reaction of hydrogen ions with hydrogen ions to form water molecules.

Flux

A substance added to react with the charge, or a product of its reduction, in metallurgy, usually added to lower a melting point.

Collision Theory

Theory of reaction rates that states that effective collisions between reactant molecules must occur in order for the reaction to occur.