A) yes B) no
A) nitrogen B) argon C) helium
A) solvent B) suspension C) solute
A) suspension B) solute C) solvent
A) salt B) alcohol C) water D) oil
A) 0.04 % carbon dioxide B) 100 % radon C) 21 % oxygen D) 78 % nitrogen
A) mud, salt, coffee B) oxygen, carbon dioxide, water vapor C) baking soda, sugar, fructose
A) dissociation B) polarization C) dispersion D) ionization
A) covalent ; ionic B) nonpolar; ionized C) ionic ; polar
A) dispersion B) dissociation C) polarization
A) polar B) nonpolar C) valence D) ionic
A) dissociation B) ionization C) dispersion
A) dispersion B) polarization C) ionization
A) NH4+ B) H3O+ C) OH-
A) nonelectrolyte B) electrolyte
A) acid B) neutral C) base
A) remains the same B) increases C) decreases
A) remains the same B) increases C) decreases
A) hydraulic fluid B) antifreeze C) transmission fluid D) gasoline
A) increases B) decreases C) remains the same
A) homogeneous B) heterogeneous C) exothermic D) endothermic
A) endothermic B) heterogeneous C) homogeneous D) exothermic
A) the freezing point changes B) it absorbs heat when the solute dissolves C) the boiling point changes D) it releases cold when the solute dissolves
A) the temperature of the solvent B) the color of the solute and solvent C) the surface area of the solute D) stirring the solutions
A) heat up the solution B) cool off the solution C) add more sugar to the solution D) stir the solution
A) nonpolar; polar B) polar;covalent C) covalent;nonpolar D) ionic; ionic
A) hydrogen escapes the water B) the heat increases the solubility of gases C) dissolved gasses come out of solution D) greenhouse gases are produced
A) the water in the soda has a high freezing point B) the temperature decreases C) the pressure is suddenly reduced D) the sugar in the soda makes the bubbles
A) lactic acid B) carbonic acid C) boric acid D) sulfuric acid
A) nitric acid B) phosphoric acid C) hydrochloric acid D) bubonic acid
A) sour B) sweet C) bitter
A) it turns black B) it turns blue C) it turns yellow D) it turns red
A) CH4 B) CO32- C) H3O+ D) OH-
A) sour B) bitter C) sweet
A) powdery B) slippery C) sticky
A) it turn pink B) it turns blue C) it turns white D) it turns red
A) sodium acetate B) ammonium nitrate C) ethylene glycol D) phenolphthalein
A) combustion B) neutralization C) base reduction D) oxidation
A) sugar and water B) rust and salt C) salt and water D) gas and water |