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