What is the key difference between a liquid and a gas? A. average kinetic energy
B. intermolecular attractions
C. the ability to flow

Which statement describes the appearance of a temperature-vs.-time graph? a horizontal line shows that the temperature increases at a constant rate over time. a vertical line shows that the temperature decreases at a constant rate over time. horizontal lines where the temperature is constant during phase changes connect upward-sloping lines where the temperature increases. horizontal lines where the temperature increases are connected by upward-sloping lines where the temperature is constant for each phase.

Explain what happens at the saturation point when adding salt to water at room temperature.

Which scientists contributed to the determination of how cfcs in clouds in the upper atmosphere could destroy ozone molecules