Question

Activity 4.8
Take a round bottom flask (if flask is
not available, a beaker can be used). Fill
it two-thirds with water. Place it on a
tripod, or make some arrangement to
place the flask in such a way that you
can heat it by placing a candle below it.
Wait till the water in the flask is
still. Place a crystal of potassium
permanganate at the bottom of the flask
gently using a straw. Now, heat the water
by placing the candle just below the
crystal
Write your observation in your
notebook and also draw a picture of
what you observe (Fig. 4.9).
When water is heated,
the other
et hot
the water near the flame gets
o
hot. Hot water rises up.
The cold water from the
sides moves down towards
the source of heat. This
water also gets hot and rises
41 explain please​

Answer 1

Answer:

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