CH-619
Factors affecting diffusion
Chemistry · Secondary 3 · Medium · Factors affecting diffusion
A gas is cooled from 120 °C to −40 °C at constant pressure. Which statement best describes the change in motion of its particles?
- The particles become smaller but move at the same speed.
- The particles move more slowly and have less kinetic energy.
- The particles gain mass and move faster.
- The particles stop moving completely.
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.