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