Is the water in the last beaker still coloured ?

Add a lot of salt to the water in the beaker. Try this same activity with water which is excessively salty. What do you observe ?

Add a lot of salt to the water in the beaker. Try this same activity with water which is excessively salty. Do you get the same result ? Discuss.

The liquid taken in this beaker is

Take white antacid powder with water in a test tube add methyl orange indicator to it. Which colour do you observe ?

Did the lime water change colour ?

Jagadeesh saw 10 grams of unknowns substance in a beaker. He pour water in the beaker. The beaker was heated up. What could be the unknown substance ? Guess the reaction.

When copper sulphate crystals are heated, they lose their colour and turns white. When water is added, they restore their colour. Explain it with proper reason.