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