Light cannot pass through solid matter

Which of the following is a physical property flammability heat of combustion solubility and toxicity

How does the value of the equilibrium constant show that a reaction reaches equilibrium very quickly? (a) the equilibrium constant is large. (b) the equilibrium constant is small. (c) the equilibrium constant is zero. (d) the value of the equilibrium constant does not show how quickly a reaction comes to equilibrium.

The term gas is limited to those substances that exist in the gaseous state at