State what does pH of a solution signify. Three solutions A, B and C have pH values of 6, 2 and 10 respectively. Which of these solutions is highly acidic ? Which solution will turn red litmus blue ?

(a). What does the pH of a solutio signify? Three solutions A, B and C have pH values of 6,4 and 10 respectively. Which of te solutions is highly acidic? (b). A farmer has found that the pH of soil in his fields is 4.2. Name any two chemical materials which he can mix with the soil to adjust its pH.

Which oxide will turn red litmus solution blue ?

A solution turns red litmus blue its ph is:

You are given three solutions A,B and C. the pH values of the solutions are 4.5, 7.0 and 10.0 respectively? Which of these is acidic?

Which one of the following solutions will turn red litmus blue?

Two solutions A and B have pH values of 4 and 10, respectively. Which solution has more hydrogen ion concentration?

A basic solution turns blue litmus red.