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Chemistry
1. Matter in Our Surroundings
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Q2 of 160 Page 17

Name two processes which provide the best evidence for the motion of particles in matter.

Diffusion and Brownian motion are the two processes which provide the best evidence for the motion of particles in a matter.


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1

What are the conditions for ‘something ’to be called ‘matter’?

3

Which single term is used to describe the mixing of copper sulphate and water kept in a beaker, on its own?

4

When sugar is dissolved in water, there is no increase in the volume. Which characteristic of matter is illustrated by this observation?

5

Even two or three crystals of potassium permanganate can impart colour to a very large volume of water. Which characteristic of particles of matter is illustrated by this observation?

Questions · 160
1. Matter in Our Surroundings
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