Selenium powder Selenium is a chemical element that has both the symbol Se as well as an atomic number of 34. This nonmetal is more commonly called a metallic (or a metalloid), with properties that lie between the elements below and above the period...…
Selenium powder (Selenium), chemical formula Se, black-gray non-metal, soluble in concentrated sulfuric acid and chloroform, slightly soluble in carbon disulfide, toxic, insoluble in water, and ethanol.…
Skywatchers are in for an end-of-year treat. What has become known popularly as the “Christmas Star” is an especially vibrant planetary conjunction easily visible in the evening sky over the next two weeks as the bright planets Jupiter a…
In recent years, many swimming pools have used acrylic panels. Due to its transparency, it looks crystal clear and modern and is highly recognized by the market. So, in addition to this, what are the advantages of acrylic pools? Let's analyze it in d...…
Artificial graphite, is similar to polycrystals in crystallography. There are many kinds of artificial graphite, and the production process is very different.…
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