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It is the force in dynes acting along the surface of the liquid 1cm in length and perpendicular to it.

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Mass Deficiency

The amount of matter that would be converted into energy if an atom were formed from constituent particles.

Anode

In a cathode ray tube, the positive electrode. Electrode at which oxidation occurs.

Homogeneous Equilibria

Equilibria involving only one species in a single phase. For example, all gases, all liquids or all solids.

Condensed Phases

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

Heterogeneous Equilibria

Equilibria involving species in more than one phase.

Wild patina, is it so bad?

Usually this kind of patina appears on monuments. The most striking example is the Statue of Liberty in New York.

Electrolytic Cells

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.

Biodegradability

The ability of a substance to be broken down into simpler substances by bacteria.

 

Salt and its use in everyday life

Cooking salt is a product that is available in every kitchen, and it’s not as simple as it seems. The history of this product shows that it was valued like gold.

Basic Anhydride

The oxide of a metal that reacts with water to form a base.