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