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