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