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