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