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Electrochemical cells in which electrical energy causes nospontaneous redox reactions to occur. An electrochemical cell in which chemical reactions are forced to occur by the application of an outside source of electrical energy.

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Emulsion

Colloidal suspension of a liquid in a liquid.

Molality

Concentration expressed as number of moles of solute per kilogram of solvent.

Composition Stoichiometry

Descibes the quantitative (mass) relationships among elements in compounds.

Copper

Discovered : known to ancient civilisations
Origin : The name is derived from 'Cuprum', the Latin name for Cyprus.

Mass Spectrometer

An instrument that measures the charge-to-mass ratio of charged particles.

Dipole-dipole Interactions

Attractive interactions between polar molecules, that is, between molecules with permanent dipoles.

Saccharate

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

 

Dumas Method

A method used to determine the molecular weights of volatile liquids.

Nuclide Symbol

Symbol for an atom A/Z E, in which E is the symbol of an element, Z is its atomic number, and A is its mass number.

Exothermicity

The release of heat by a system as a process occurs.