BI-570
Osmosis
Biology · Secondary 3 · Medium · Osmosis
A student places identical potato cylinders into three solutions: pure water, 0.2 mol dm⁻³ salt solution and 0.4 mol dm⁻³ salt solution. After 2 hours, which solution will cause the greatest decrease in mass of the potato cylinders?
- Pure water
- 0.2 mol dm⁻³ salt solution
- 0.4 mol dm⁻³ salt solution
- All three cause the same decrease in mass
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