Suppose that while the reverse osmosis system is running tank B becomes contaminated with salt water such that it ends up with a higher salt concentration than tank A. What would happen if the reverse osmosis system was turned off?
A) There would be a net flow of water from tank A to tank B.
B) There would be a net flow of water from tank B to tank A.
C) Water would flow in equal amounts in both directions.
Answer: A
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