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Corrects standard electrode potentials for nonstandard conditions.

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  • Interesting facts about metals

    Metals have been used by people since ancient times. All the time the process of obtaining them was improved, useful alloys of various metals appeared. Let’s look at interesting facts about metals.

  • 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...

  • Creating Malachite egg

    One of the most interesting and obvious chemical experiments is the experiment on the interaction of copper sulfate and calcium carbonate. The latter is contained in the shell of a simple egg, but copper sulphate should be searched in a chemical reagent store. This experience is simple, but...

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    Probably, every person wants to know, why over time the copper turns green and becomes bloomed. This is easy to explain: that film is called patina.

  • Varieties of garnet minerals

    The most famous type of garnet stone is pyrope (flaming). This is the "oldest of garnets", with a dense red color, similar to the grain of an edible garnet. Pyrope has a variety called rhodolite - a stone of dense pink or pink-purple color, which sometimes has the alexandrite effect and is used in...



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Calorimeter

A device used to measure the heat transfer between system and surroundings.

Mixture

A sample of matter composed of two or more substances, each of which retains its identity and properties.

Acyl Group

Compound derived from a carbonic acid by replacing the --OH group with a halogen (X), usually --Cl, general formula is O R--C--X.

Saccharide

An organic compound containing a sugar or sugars.

Barometer

A device for measuring pressure.

Oil

Liquid triester of glycerol and unsaturated fatty acids.

Critical Pressure

The pressure required to liquefy a gas (vapor) at its critical temperature.

Breeder Reactor

A nuclear reactor that produces more fissionable nuclear fuel than it consumes.

Bronsted-Lowry Base

A proton acceptor

Polar Bond

Covalent bond in which there is an unsymmetrical distribution of electron density.