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