Question

5. State and explain pH value and universal indicator​

Answer 1

Answer:

Universal indicator and the pH scale

Unlike litmus, universal indicator can show us how strongly acidic or alkaline a solution is, not just that the solution is acidic or alkaline. This is measured using the pH scale , which runs from pH 0 to pH 14. ... In the middle, neutral pH 7 is indicated by green

Answer 2

Explanation:

Universal indicator and the pH scale

Unlike litmus, universal indicator can show us how strongly acidic or alkaline a solution is, not just that the solution is acidic or alkaline. This is measured using the pH scale , which runs from pH 0 to pH 14. ... In the middle, neutral pH 7 is indicated by green.