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