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