A sample of pure nitrogen undergoes a phase transition from a liquid to a gas at its boiling point of −196 ∘C-196\,^\circ\text{C}−196∘C.
Which row in the table correctly compares the properties of the gaseous state to those of the liquid state?
| Density of gaseous nitrogen compared to liquid nitrogen | Average spacing of molecules in the gas compared to the liquid | Mass of an individual nitrogen molecule in the gas compared to the liquid | |
|---|---|---|---|
| Row A | Lower | Greater | Unchanged |
| Row B | Lower | Greater | Smaller |
| Row C | Higher | Smaller | Unchanged |
| Row D | Higher | Greater | Larger |
Row A
Row B
Row C
Row D
55 exam-style questions on Edexcel GCSE Physics 14.1 Density and states of matter. Each one has a worked solution and a mark scheme showing where the marks go.