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