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