A) A combination of two or more substances that are physically combined B) A single substance with uniform composition C) A chemical bond between two substances D) A pure substance composed of only one type of atom
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 filtration to remove the salt D) By adding more water to dilute the salt
A) Chromatography B) Decantation C) Filtration D) Evaporation
A) Unsaturated solution B) Supersaturated solution C) Dilute solution D) Saturated solution
A) Suspension B) Buffer solution C) Emulsion D) Alloy
A) It has no effect on the freezing point B) It lowers the freezing point of the solution C) It causes the solution to solidify instantly D) It raises the freezing point of the solution
A) Distillation B) Chromatography C) Decantation D) Filtration |