Its pH changes very little when a small or moderate amount of strong acid or base is added to it and thus it is used to prevent changes in the pH of a solution. Buffer solutions are used as a means of keeping pH at a nearly constant value in a wide variety of chemical applications.
The Wizard of Oz movie musical premieres in Oconomowoc, Wisconsin. The Wizard of Oz, starring Judy Garland and featuring words and music by E.Y. âYipâ Harburg and Harold Arlen, receives its world premiere in Oconomowoc, Wisconsin, on this day in 1939.
The story's setting is mainly centred on the Marram Marshes, which is where Aunt Zelda lives. It also takes place in a castle simply known as The Castle, which started as a small village inside the curve of a river.fterward, Boy 412 soon begins to become interested in the art of Magyk, and the mysteries surrounding the ring. Aunt Zelda later tells Boy 412 that the cave in which he found the ring is connected to a secret cavern containing Hotep-ra's temple, and within it, the Dragon Boat.