A) A combination of two or more substances that are physically combined B) A chemical bond between two substances C) A pure substance composed of only one type of atom D) A single substance with uniform composition
A) A mixture in which one substance is dispersed evenly throughout another substance B) A pure substance that cannot be separated by physical means C) A solution with maximum solubility D) A type of compound with strong chemical bonds
A) By evaporation, leaving behind salt crystals B) By freezing the mixture to extract the salt C) By adding more water to dilute the salt D) By filtration to remove the salt
A) Evaporation B) Decantation C) Chromatography D) Filtration
A) Saturated solution B) Supersaturated solution C) Unsaturated solution D) Dilute solution
A) Emulsion B) Alloy C) Suspension D) Buffer solution
A) It lowers the freezing point of the solution B) It has no effect on the freezing point C) It raises the freezing point of the solution D) It causes the solution to solidify instantly
A) Filtration B) Distillation C) Chromatography D) Decantation |