Question : Solubility of gases in liquids ______ with a decrease in temperature.
Option 1: remains constant
Option 2: first decreases and then increases
Option 3: increases
Option 4: decreases
Correct Answer: increases
Solution : The correct answer is increases .
The partial pressure of a gas above the liquid or solution's surface determines how soluble the gas is in the liquid. The solution's temperature: as the temperature drops, gases become more soluble in liquids.
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Question : Electrical conductance through metals is called electronic conductance and it ______.
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Question : A metal plate with a circular hole at the centre is heated. What will happen to the area of the hole?
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