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