In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Q: Question: The mole fraction of the solvent is just one minus the mole fraction of what? Answer: solute

A: The mole fraction of the solvent is just one minus the mole fraction of solute.
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Q: Question: What is defined as the velocity of the object at a given moment? Answer: instantaneous velocity

A: Instantaneous velocity is defined as the velocity of the object at a given moment.
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Q: Question: Which statement correctly describes a relationship between two human body systems? Answer: The digestive system absorbs nutrients which are transported by the circulatory system.

A:
A relationship between two human body systems could be the digestive system absorbs nutrients which are transported by the circulatory system.
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