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