Litmus Paper Blue to Red
The pH of a basic solution at standard conditions is greater than seven. The resulting piece of paper becomes a pH indicator used to test materials for acidity. Pin On Products This solution turns red litmus paper blue. . Absorbs a red light only C. Explanation - Flask 4. Or DISTILLED WATER. Therefore the liquid is acidic. The main use of litmus is to test whether a solution is acidic or basic as blue litmus paper turns red under acidic conditions and red litmus paper turns blue under basic or alkaline conditions with the color change occurring over the pH range 4583 at 25 C 77 F. After a blue precipitate is formed periodically test the acidity of the solution by dipping your stirring rod into the solution and touching it to red litmus paper. If the colour of the blue litmus paper changes to red then a carboxylic group is present. Now put this blue litmus paper in the remaining two test tubesThe one which ...