Question:medium

The pour size of reverse osmosis membrane is about

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RO membranes have an effective pore size of approximately 0.2 nm (2 \AA). This is small enough to reject hydrated sodium and chloride ions, letting only pure water pass through.
Updated On: Aug 7, 2026
  • 1 nm
  • 0.2 nm
  • 0.4 nm
  • 0.8 nm
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The Correct Option is B

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