A cube is divided into eight equal smaller cubes. What happens to the total surface area while total volume stays constant?
The surface area and volume both double
The total surface area decreases
The total surface area stays the same
The total surface area increases
36 exam-style questions on Edexcel GCSE Chemistry 10.5 Bulk and surface properties of matter including nanoparticles, covering 10.5.1 Nanoparticles: size, uses and risks and 10.5.2 Comparing and selecting materials. Each one has a worked solution and a mark scheme showing where the marks go.