What is chemical equilibrium? describe the factors that can affect chemical equilibrium, including the presence of catalysts. explain le châtelier’s principle and explain how chemists might use it to increase the amount of products produced in a reaction. (equilibrium)

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.

Use a magnet to separate iron, evaporate water, i'm not sure how to separate the other two i'm sorry but good luck