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