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.

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 ?

Do you get the same result in changing ingredients in tea? Discuss.

A pair of substances which gives the same products on reaction with water is

Marks of 12 students in a unit test are given as 4, 21, 13, 17, 5, 9, 10, 20, 19, 12, 20, 14, Assume a mean and calculate the arithmetic mean of the data. Assume another number as mean and calculate the arithmetic mean again. Do you get the same result? Comment.

What do you observe regarding excessively salty water?

Do you get the same result if the conical flask is not closed?

Drop an egg in a beaker of water. Now drop the same egg in another beaker of water in which excessive salt is added. Write your observation.

Take water in a beaker. Dissolve some salt in it. Filter this mixture with a filter paper. Were you able to separate the salt from the salt water?

Two vessels have the same area but different shapes. The first shapes takes twice the volume of water that the second vessel requires to fill up to a particular common height? Is the force exerted by the water on the base of the vessel the same in the two cases? If so, why do the vessels filled with water to that same height give different readings on a weighing scale?