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