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