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An aliphatic acid, many can obtained from animal fats.

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Heat Capacity

The amount of heat required to raise the temperature of a body (of any mass) one degree Celsius.

Three ways to make patina at home

The first way is ammonia patination. To do this, take a plastic container. Put a couple of paper or ordinary towels at the bottom. Moisten them with ammonia. Then sprinkle with large table salt.

Mixture

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

Halogens

Group VIIA elements: F, Cl, Br, I

Heisenberg Uncertainty Principle

It is impossible to determine accurately both the momentum and position of an electron simultaneously.

Photoelectric Effect

Emission of an electron from the surface of a metal caused by impinging electromagnetic radiation of certain minimum energy, current increases with increasing intensity of radiation.

 

Specific Gravity

The ratio of the density of a substance to the density of water.

Ionic Compounds

Compounds containing predominantly ionic bonding.

Nernst Equation

Corrects standard electrode potentials for nonstandard conditions.

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.