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