Respuesta :
The reason for the scenario is because the cocoa was mixed with hot water but some cocoa settled as it cooled because the solubility went down.
- Solubility simply means the amount of a substance that can be used in dissolving an amount of solvent at a particular time.
- In this scenario given, it should be noted that the brown solids in the bottom of the mug were due to the fact that the solubility went down when the cocoa was mixed with water.
In conclusion, from the complete question, the correct option is C.
Read related link on:
https://brainly.com/question/24417245
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The cocoa was mixed with hot water, however some of the cocoa began to settle at the bottom as it began to cool considering the solubility decreased.
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Hope this helps!