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