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