A potato cylinder had a mass of 3.60 g before it was placed in a sugar solution. After 30 minutes its mass was 3240 mg. What is the percentage change in mass of the cylinder?
-0.36 %
-10.0 %
-11.1 %
-90.0 %
58 exam-style questions on AQA GCSE Biology 1.3 Transport in cells, covering 1.3.1 Diffusion, 1.3.2 Osmosis, and 1.3.3 Active transport. Each one has a worked solution and a mark scheme showing where the marks go.