User Rating: 0 / 5

Star InactiveStar InactiveStar InactiveStar InactiveStar Inactive
 

Water containing Fe3+, Ca2+, and Mg2+ ions, which forms precipates with soap.

Latest Articles

  • What's In Your Beverage? How to Ensure Quality Control with CO2 Analytical Support

    Calibration standards, performance audits, and the FDA's never-ending safety, labeling, and inspection requirements are just the tip of the iceberg when it comes to dealing with the increasingly stringent quality control standards of the beverage industry. As these quality standards become...

  • 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...

  • Protein Design: Automated protein discovery and synthesis

    In this paper I describe (theoretically) the method(s) of automated protein discovery and synthesis.

  • 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...



Most Popular

Central Atom

An atom in a molecule or polyatomic ion that is bonded to more than one other atom.

Oxidizing Agent

The substance that oxidizes another substance and is reduced.

Electrochemistry

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

Water Equivalent

The amount of water that would absorb the same amount of heat as the calorimeter per degree temperature increase.

Ternary Compound

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

Double Bond

Covalent bond resulting from the sharing of four electrons (two pairs) between two atoms.

Distilland

The material in a distillation apparatus that is to be distilled.

Standard Reaction

A reaction in which the numbers of moles of reactants shown in the balanced equation, all in their standard states, are completely converted to the numbers of moles of products shown in the balanced equation, also sall at their standard state.

Alpha (a) Particle

Helium ion with 2+ charge, an assembly of two protons and two neutrons.

Ferromagnetism

The ability of a substance to become permanently magnetized by exposure to an external magnetic field.