Solvents are commonly rendered anhydrous by boiling them in the presence of a hygroscopic substance; metallic sodium is one of the most common metals used. Other methods include the addition of molecular sieves or alkali bases such as potassium hydroxide or barium oxide.
Google Map of 2017 Total Eclipse in Georgia. Google Map of 2017 Total Eclipse in Georgia. (Click to use interactive map) The map above links to an interactive Google map showing the visibility of the Total Solar Eclipse of 2017 Aug 21 in Georgia.
Editor's note: The Great American Solar Eclipse was on Aug. 21. It swept across the continental United States from Oregon to Georgia. See our full coverage. Another total solar eclipse will be seen across the United States in 2024. A solar eclipse occurs when the moon gets between Earth and the sun, and the moon casts a shadow over Earth. A solar eclipse can only take place at the phase of new moon, when the moon passes directly between the sun and Earth and its shadows fall upon Earthâs surface.