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Why does the rate of dissolution for a gas decrease as the temperature of a solvent increases?

more space for the solute to escape


less space for the solute molecules


less space between solvent molecules


more collisions between solute and solvent molecules

1 Answer

7 votes

Answer:

As the kinetic energy of the gaseous solute increases, its molecules have a greater tendency to escape the attraction of the solvent molecules and return back to the gas phase. As a result, the solubility of a gas decreases as the temperature increases.

Step-by-step explanation:

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User Jprism
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