Question

blue litmus is changed to dash color in acid medium​

Answer 1

Answer:

Light 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 4.5–8.3 at 25 °C (77 °F). Neutral litmus paper is purple

Answer 2

Answer:

red colour

Explanation:

This is because if we need to check whether a substance contaions acid or base we can check it through litmus papers