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