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