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