Yearly Archives: 2018






These calcium chloride crystals grew spontaneously in a container of DampRid.
Calcium chloride crystals are easy to grow. The clear crystals are thin, six-sided shards that sparkle brightly. Materials All you need is calcium chloride and water: Calcium chloride (CaCl2) Water (H2O) Calcium chloride is commonly used as road salt to remove ice, in moisture control products such as DampRid, and […]

Grow Calcium Chloride Crystals


Sea grapes are single cells of a species of algae. (Robert Ricker, NOAA)
The only way to view most unicellular organisms is with a microscope. The vast majority of cells are very small. However, the largest single-celled organisms are visible to the naked eye and big enough to hold in your hand. The algae Caulerpa is generally recognized as the largest unicellular organism. […]

What Is the Largest Unicellular Organism?   Recently updated !


Pure nickel is a silver metal with a slight yellow tinge. (Alchemist-hp)
Nickel is the chemical element with atomic number 28 on the periodic table with element symbol Ni. Its standard atomic weight is 58.6934 and its electron configuration is [Ar] 3d8 4s2 . It is a shiny silver transition metal that develops a slight yellow tinge upon exposure to air. Nickel is known […]

Nickel Facts – Atomic Number 28 or Ni




Molten Glass
Specific heat is the amount of heat per unit mass needed to increase the temperature of a material by one degree Celsius or Kelvin. These three specific heat example problems will show how to find the specific heat of a material or other information involving the specific heat. Specific Heat […]

Specific Heat Example Problem


Pure elemental cobalt. (Alchemist-hp)
Cobalt is atomic number 27 on the periodic table and element symbol Co. This hard, blue-gray transition metal is used in alloys and imparts a blue color to glass. Here are cobalt facts, including its properties, uses, and health effects. Cobalt Facts Discovery: Cobalt compounds have been used since the […]

Cobalt Facts – Atomic Number 27 or Co