Which row gives both a property of a gas and the correct reason for that property?
- AProperty: Gases flow easily. Explanation: The bonds within the molecules are weak.
- BProperty: The pressure of a sample of gas increases when the volume is decreased. Explanation: The particles collide more frequently with the walls of the container.
- CProperty: The volume of a sample of gas increases when the temperature is increased. Explanation: The particles in a gas are far apart.
- DProperty: The spread of perfume particles is due to diffusion. Explanation: Diffusion is the movement of particles from an area of low concentration to one of high concentration.