Given a scientific passage and an answer, generate a question for the given answer.

Q: Passage: The distribution of darts on a dartboard shows the difference between accuracy and precision. Answer: accuracy and precision

A: What does the distribution of darts on a dartboard shows the difference between?
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Q: Passage: Dissolved mineral salts wash into the ocean. As ocean water evaporates, it leaves the salts behind. This makes the water saltier. Ocean water is about 3.5 percent salts. The main salt is sodium chloride. Answer: salts

A: Concentration of what, the substance left behind when ocean water evaporates, is about 3.5 percent?
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Q: Passage: If a solute is a solid or liquid, increasing the temperature increases its solubility. For example, more sugar can dissolve in hot water than in cold water. Answer: increases its solubility

A:
What does increasing a solute's temperature do?
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