The solubility of a solid in a liquid usually:
AFalls with heat
BStays the same
CDrops to zero
DRises with heat
Answer & Solution
Correct answer: D. Rises with heat
1. Heating water lets it hold more sugar or salt.
2. The behaviour of gases is the opposite.
3. Solubility of a solid generally increases with temperature.
4. So the answer is it rises with heat.
_Source: NCERT Class 9 Science, Ch 5 'Exploring Mixtures and their Separation'_
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