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