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