(Concept 3.3) A buffer causes acidic solutions to become alkaline, and alkaline solutions to... Select the statement that best describes a buffer. A buffer causes acidic solutions to become alkaline, and alkaline solutions to become acidic. A buffer stabilizes the pH of a solution by preventing acids or bases from dissociating.
When exposed to sunlight the coated paper darkened. In invention of photography is credited to Nicephore Niece 1765 - 1833 France-who made the first permanent picture, a view from his window using a camera of his design. This first picture was taken in 1827.
The transition from room sized camera to a portable camera was envisaged in 1685 by Johann Zahn. The first camera was invented by Alexander Wolcott. His camera design was patented on 8 may, 1840. With the invention of Alexander Wolcott it was possible to click candid pictures that did not fade away with time. However, the earliest photographs were not taken with Alexander Wolcott's invention.