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