How do you use pH scale to know whether a solution is acid or base ?

How do you examine whether a starch solution is colloid or suspension?

How can you say whether the given solution is acidic or alkaline ?

How do the universal indicator help us to know the strength of acid or base ?

You are given Hydrochloric acid. How can you make it into a solution which is neither acidic nor basic ?

When do you get a neutral solution from acids and bases?

How do you decide the strength of acid or base ?

How do you know the percolation rate of soil?

List out the materials required to test whether the solutions of given acids and bases contain ions or not. Explain the procedure of the experiment.

How do you test the pH of the soil in the agriculture field ?

How do you explain the amphoteric behaviour of amino acids ?