BI-446
Osmosis
Biology · Secondary 3 · Hard · Osmosis
In an osmosis experiment, a potato strip is placed in a 0.2 mol dm⁻³ sucrose solution. Its initial mass is 2.0 g and its mass after 20 minutes is 2.4 g. What is the percentage change in mass of the potato strip?
- +20%
- +16%
- −20%
- +25%
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