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A U-shaped glass tube showing an osmosis experiment with pure water and salt solution separated by a semi-permeable membrane.

A U-shaped glass tube showing an osmosis experiment with pure water and salt solution separated by a semi-permeable membrane.
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a U-shaped glass tube separated in the middle by a semi-permeable membrane, with pure water on one side and concentrated salt solution on the other, showing water level rising on the salt side, labeled "Osmosis experiment" See more

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