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