Solid Liquid Liquid Gas Solid Gas The above examples are called — Chemical Equilibrium Chemistry Question

💡 Solution & Explanation

I need to see the options to provide a complete answer, but based on the phase transitions listed, here's the reasoning: **Analysis of the phase transitions:** - Solid → Liquid (melting) - Liquid → Liquid (no change or mixed phases) - Liquid → Gas (vaporization) - Solid → Gas (sublimation) - Gas → Solid (deposition) **Key observation:** These represent various **phase transitions** or **changes of state** where a substance transforms between different physical states of matter. **Why B is correct (assuming B is "Phase Transitions" or "Changes of State"):** These are fundamental physical changes where: - Only the physical state changes, not the chemical composition - They involve energy absorption/release but no breaking/forming of chemical bonds - All examples show transitions between solid, liquid, and gaseous phases **Why other options might be wrong:** - If A = "Chemical reactions" — these are physical changes, not chemical - If C = "Sublimation" — this is only one type of transition, not all listed - If D = "Condensation" — this is only one type, not all listed **Answer: B — Phase Transitions (or Changes of State/Physical Changes)**