CHEMISTRY

JAMB 2005 - Question 21

Chemistry 2005 JAMB Past Questions - Question 21: The solubility curve shows the variation of solute concentration with

Choose the correct answers from the options given.
The solubility curve shows the variation of solute concentration with
A:
B:
C:
D:
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Correct Answer

B

Explanation

The solubility curve typically shows the variation of solute concentration with temperature at a constant pressure. It does not directly involve volume, vapor density, or pressure. The solubility of a solute in a solvent is influenced by temperature, and the solubility curve is a graphical representation of how the solubility changes with temperature.

The general trend observed in solubility curves is that solubility tends to increase with an increase in temperature for many solid solutes in liquid solvents. This means that more solute can dissolve in the solvent at higher temperatures.

The relationship between solubility and pressure is more relevant for gases dissolved in liquids, following Henry's law. According to Henry's law, the solubility of a gas in a liquid is directly proportional to the partial pressure of that gas above the liquid. However, this relationship is usually not depicted on a solubility curve.

In summary, when looking at a solubility curve, you are primarily examining the relationship between solute concentration and temperature, while pressure and volume are typically not directly represented on the curve.

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