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