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