BI-965
Measuring length
Biology · Secondary 3 · Hard · Measuring length
A potato cylinder is placed in a 0.2 mol dm sugar solution.
Its mass increases from 3.0 g to 3.3 g after 30 minutes.
What is the percentage change in mass of the potato cylinder?
Its mass increases from 3.0 g to 3.3 g after 30 minutes.
What is the percentage change in mass of the potato cylinder?
- 10% increase
- 0.3% increase
- 30% increase
- 10% decrease
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