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