If a solution converts red litmus into blue colour, then its pH value is ............. .

A solution turns red litmus blue its ph is:

If a solution changes red litmus blue, what can you say about its pH value, less than 7 or greater than 7?

A solution makes red litmus blue. The pH of the solution is

Basic solution converts red litmus into blue litmus. If you add the substance given below reverse happens

A basic solution turns blue litmus red.

A solution turns red litmus blue, its pH is likely to be

A solution turns red litmus blue, its pH is likely to be