Question

pleaze answer it if you know.(don't just copy and paste from other answers or else I will report your answer.)

(1) Why the volume of a solution does not change when salt is dissolved into it?
(2) Can atoms ne seen? name the instrument used to see atoms.
(3) Rubber can change its shape under force. is it considered a solid, explain?
(4) Why can we compress sponge? is it considered a solid?
(5) Why are liquids and gases called fluids?

Answer 1

Answer:

I hope this answers solve your query

1 explanation volume of a solution does not change because we know that particles of salt

2the instrument which is used to see atoms is transmission electron microscope

3yes it is a solid it can only change shape when a force is applied a rubber band change its shape on stretching because it changes shape under the action of force and when the force is remove the rubber bands regains in original shape

4 state of matter jet spice this is because of space intercostal space between the particles of sponge sponge can be compressed yet it is solid in nature because there is a force of attraction between the particles of a sponge

5 stills container taking both the shape and the volume of the container liquids and gases are called fluids because they can be made to flow or in any fluid the molecules themselves are in constant random motion called in with each other and with the walls of any container

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