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