Geetha kept some water in a beaker for heating. She observed that tiny
bubbles appeared before the water started to boil. She boiled the water for
about 5 minutes and filled it in a bottle up to the brim and kept the bottle
air tight till it cooled down to room temperature.
(a) Why did the tiny bubbles appear?
(b) Do you think tiny bubbles will appear on heating the water taken out
from the bottle? Justify your answer.
Answers
Answered by
1
Answer: Geetha had boiled out the complete water that means all the air from the water escaped out, so on boiling the boiled cooled water will not make tiny bubbles as there is no air present in it.
Explanation: hope this helps
Answered by
9
Answer:
a ) The tiny bubbles in the heating water appeared because the dissolved air that is present in water started escaping in the form of bubbles.
b) geetha had boiled out the complete water that means all the air from the water escaped out, so on boiling the boiled cooled water will not make tiny bubbles as there is no air present in it.
Explanation:
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