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