(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 invention of the camera obscura is attributed to the Iraqi scientist Alhazen and described in his Book of Optics (1011-1021). English scientists Robert Boyle and Robert Hooke later invented a portable camera obscura in 1665-1666.In the 1500s many artists, including Michelangelo and Leonardo da Vinci, used the camera obscura to help them draw pictures.nglish scientists Robert Boyle and Robert Hooke later invented a portable camera obscura in 1665-1666. In the 1500s many artists, including Michelangelo and Leonardo da Vinci, used the camera obscura to help them draw pictures.