Making lead(II) sulphate Adding a source of aqueous sulphate ions to a solution of lead(II) nitrate results in a white precipitate of lead(II) sulphate. The easiest thing to add is usually dilute sulphuric acid-but any other soluble sulphate would do.Making lead(II) iodide. If you add colourless potassium iodide solution (or any other source of iodide ions in solution) to a solution of lead(II) nitrate, a bright yellow precipitate of lead(II) iodide is produced.he easiest thing to add is usually dilute sulphuric acid-but any other soluble sulphate would do. Making lead(II) iodide. If you add colourless potassium iodide solution (or any other source of iodide ions in solution) to a solution of lead(II) nitrate, a bright yellow precipitate of lead(II) iodide is produced.
Other upcoming eclipses visible in St. Louis will be a partial lunar eclipse on April 4, 2015 and a total lunar eclipse on Sept. 27 and 28, 2015. The next solar eclipse visible for the St. Louis area will be a total solar eclipse on Aug. 21, 2017.
Great American Eclipse | Total solar eclipse of Aug 21, 2017. On August 21, 2017, nature's grandest spectacle -- a total eclipse of the sun -- will slide over the United States from Oregon to South Carolina. This is your guide to understand, plan for, and view this amazing sight! To watch the partial stages of the eclipse, you must have proper eye protection.