Question

Why does soft solutions turns red litmus paper blue ​

Answer 1

Because soft drinks contain dissolved carbon dioxide in water which from carbonic acid in water.

Explanation:

• A litmus paper is used to test the acidic or basic nature of a solution.
• Under acidic conditions, the blue litmus paper turns red.
• Similarly, when the litmus paper is dissolved in an alkaline solution it turns blue.
• Soft drinks contain dissolved carbon dioxide in water which from carbonic acid in water.
• Therefore, when it comes into contact with a litmus it turns blue litmus paper to red which shows the acidic behavior of soft drinks.